The area within 2 miles of Half Moon Bay is covered by artificial surfaces (23%), water (22%), grassland (15%), and herbaceous vegetation (13%), within 10 miles by water (40%) and trees (24%), and within 50 miles by water (55%) and grassland (13%). Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. [2337933], Weather Atlas | © 2002-2020 | Yu Media Group d.o.o. Tide Times are PST (UTC -8.0hrs). The wettest month (with the highest rainfall) is January (130.8mm). Rain today through Thursday. We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. for Half Moon Bay, California Temperature and Dew Point. The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on December. The amount of rain in December is high with an average of 97mm (3.8in). Strongest 16 January, 2019 36.9mph S; Average 2010–Present 8.5mph Mon Dec 14. The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). Clear skies. 8/18/2020 NOAA continues to have trouble. To set your location please use the search box to find your location and then click "set as my default location" on the local weather page. Consider visiting Half Moon Bay in the months of June, July, August, September, for the best beach weather.Also consider one of our other suggestions for December. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. The month of December in Half Moon Bay experiences gradually increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 48% to 53%. The average temperature over the next 25 days in Half Moon Cay from this forecast is 26°C (79°F) and there will be 2 days of sunshine. The hourly average wind direction in Half Moon Bay throughout December is predominantly from the north, with a peak proportion of 39% on December 9. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. Consider visiting Half Moon Cay in the months of February, March, November, December, for the best beach weather.Also consider one of our other suggestions for December. METAR text: KHAF 132015Z AUTO 19010G19KT 160V230 3/4SM BR OVC003 12/12 A3016 RMK AO2: Conditions at: KHAF (HALF MOON BAY , CA, US) observed 2015 UTC 13 December 2020 Within 10 miles contains very significant variations in elevation (2,375 feet). Rain tomorrow morning and afternoon. Half Moon Bay is a coastal city in San Mateo County, California, United States, approximately 25 miles (40 km) south of San Francisco.Its population was 11,324 as of the 2010 census.Immediately at the north of Half Moon Bay is Pillar Point Harbor and the unincorporated community of Princeton-by-the-Sea.The urban area had a population of 20,713 at the same census. December is a hot and dry time for sunbathing in Half Moon Cay.December is a good month for swimming in Half Moon Cay with warm sea temperatures. The percentage of time spent at various humidity comfort levels, categorized by dew point. For reference, on January 12, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 54%, while on August 7, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 91%. December is the most wet month of the year. Check In Dec 18 Enter Check In Check Out Dec 19 Enter Check Out code. Showing: All Year January February March April May June July August September October November December We assume no responsibility for any decisions made on the basis of the content presented on this site. Find Out More. The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. Fetch the Half Moon Bay, California monthly weather summary from AerisWeather. Weather Forecast, Half Moon Bay. For the purposes of this report, the geographical coordinates of Half Moon Bay are 37.464 deg latitude, -122.429 deg longitude, and 69 ft elevation. Half Moon Bay, CA Weather Calendar star_ratehome. For reference, on June 20, the longest day of the year, the Sun rises at 5:48 AM and sets 14 hours, 45 minutes later, at 8:34 PM, while on December 21, the shortest day of the year, it rises at 7:20 AM and sets 9 hours, 35 minutes later, at 4:55 PM. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. Weather Sky Cond. This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. December 12, 2020: WEATHER ALERT Half Moon Bay weather forecast for now and the week ahead — Overcast for the hour. The lowest daily average high temperature is 57°F on December 27. ... December 20 . Book Now. Plentiful sunshine. Lower dew points feel drier and higher dew points feel more humid. Daily low temperatures decrease by 2°F, from 47°F to 45°F, rarely falling below 38°F or exceeding 53°F. Air Find the most current and reliable 7 day weather forecasts, storm alerts, reports and information for [city] with The Weather Network. Half Moon Bay, CA (94019) Today. Wind, waves & weather forecast Half Moon Bay Beach / California, United States for kitesurfing, windsurfing, surfing & sailing In the high tide and low tide chart , we can see that the first low tide was at 12:36 am and the next low tide will be at 1:06 pm . Fetch the Half Moon Bay, California weather forecast and observations from AerisWeather. Check In Dec 18 Enter Check In Check Out Dec 19 Enter Check Out code. BOOK NOW . Clear skies. Half Moon Bay tide chart key: The tide chart above shows the height and times of high tide and low tide for Half Moon Bay, California. Rain today through Thursday. Monthly: 1981-2010 normals The average accumulated growing degree days in Half Moon Bay are gradually increasing during December, increasing by 79°F, from 2,106°F to 2,185°F, over the course of the month. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. Climate (2010–Present) Half Moon Bay Airport (5 miles) Take a look at our website widgetsAvailable free! From movies to breakfast withSanta & Mrs. Claus, the Half Moon Bay area is a place to plan some fun holiday excursions. For reference, on September 11, the hottest day of the year, temperatures in Half Moon Bay typically range from 55°F to 67°F, while on December 29, the coldest day of the year, they range from 45°F to 57°F. Half Moon Bay, CA (94019) Today. Average Weather during December in Half-moon Bay (Southland), New Zealand The average minimum temperature (usually the minimum temperature is noted during the night) in Half-moon Bay in December is 8.0°C (46.4°F). The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. Weather Atlas: Half Moon Bay, CA - December weather forecast and climate information. The topography within 2 miles of Half Moon Bay contains very significant variations in elevation, with a maximum elevation change of 873 feet and an average elevation above sea level of 177 feet. 8/18/2020 NOAA continues to have trouble. Thu Dec 17. Next forecast at approx. In Half Moon Bay, during the entire year, the rain falls for 87 days and collects up to … Last Spring High Tide at Half Moon Bay was on Mon 14 Dec (height: 2.07m 6.8ft). Over the course of December in Half Moon Bay, the length of the day is essentially constant. In December, the average high-temperature is practically the same as in November - a moderate 58.8°F (14.9°C). The month with the highest number of rainy days is January (12 days). Consider visiting Half Moon Cay in the months of February, March, November, December, for the best beach weather.Also consider one of our other suggestions for December. NOAA is still working on it. On Dec. 5th 2010 with 2 daughter (7,10) will be on Nieuw Amsterdam visiting: Half Moon Cay, Grand Turk, St Maarten, San Juan . Maps are © Esri, with data from National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, and iPC. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . Loading Fish Calendar! In Half Moon Bay, the average low-temperature is 43.3°F (6.3°C). Updated: December 19, 2020 @ 7:04 am Based on weather reports collected during 1985–2015. For each station, the records are corrected for the elevation difference between that station and Half Moon Bay according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations. Marine Weather and Tides Half Moon Bay, CA Version 3.4 NOTICE 8/26/2020 The 7 day forecast is taking about 5 seconds to load but it will eventually load. Updated: Sunday, December 13, 2020 Sun Dec 13. Saturday, December 19. Average Weather in December in Half Moon Bay California, United States. The stations contributing to this reconstruction are: Half Moon Bay Airport (60%, 8 kilometers, northwest); San Carlos Airport (21%, 17 kilometers, east); and San Francisco International Airport (19%, 18 kilometers, north). The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. The chance that a given day will be muggy in Half Moon Bay is essentially constant during December, remaining around 0% throughout. Current conditions at Half Moon Bay Airport (KHAF) Lat: 37.5136°NLon: 122.4996°WElev: 65ft. The most accurate 10 day weather forecast for Half Moon Bay, complete with highs, lows, chance of precipitation and more from weatherfarm.com Daily high temperatures decrease by 2°F, from 59°F to 57°F, rarely falling below 51°F or exceeding 64°F. HOLIDAY MOVIES NOVEMBER 23, DECEMBER 14, 21 AND 28 In celebration of the season, holiday movies will be shown at the Ocean Terrace at The Ritz- Carlton. Winds NNE at 5 to 10 mph.. Tonight. Clear skies. The average minimum temperature (usually the minimum temperature is noted during the night) in Half Moon Bay in December is 8.0°C (46.4°F). New precipitation amounts between a quarter and half of an inch possible. Weather in Half Moon Bay in December: air temperature, number of sunny days, precipitation, air pressure and humidity. The estimated value at Half Moon Bay is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Half Moon Bay and a given station. Weather forecast in … Weather Forecast, Half Moon Bay. Clear skies this evening will give way to mostly cloudy skies overnight. The lowest average daily incident shortwave solar energy during December is 2.2 kWh on December 22. The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. The month with the highest average low temperature is August (11.5°C). A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. HALF MOON BAY, CA - DECEMBER 08: People are seen on the Half Moon Bay jetty in this drone view as waves crash in Half Moon Bay, Calif., on Tuesday, Dec. 8, 2020. Average water temperature in Half Moon Cay in December is 26.1°C/79°F and therefore suitable for comfortable swimming. Time zones for airports and weather stations are provided by AskGeo.com . Good availability and great rates. Information about regional climates. Earliest sunset is on December 5 or December 6. ... December 2020 . as of 3:00 am PST. Low 42F. Low around 48. The warmest sea in Half Moon Cay in December is 27.5°C/81.5°F, and the coldest sea temperature in December is 24.4°C/75.9°F. Average Weather during December in Half Moon Bay (California), United States of America. Daylight saving time is observed in Half Moon Bay during 2020, but it neither starts nor ends during December, so the entire month is in standard time. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). The predicted tide times today on Thursday 17 December 2020 for Half Moon Bay are: first low tide at 5:56am, first high tide … Rainfall In May, in Half Moon Bay, the rain falls for 5 days. To set your location please use the search box to find your location and then click "set as my default location" on the local weather page. Half Moon Bay Airport (5.2 miles) Relative Humidity 87% Half Moon Bay Airport (5.2 miles) Rain Today 0in (0in Last Hour) Half Moon Bay Airport (5.2 miles) Wind NNW 4.6mph Half Moon Bay Airport (5.2 miles) Dew Point 37.3 °F Half Moon Bay Airport (5.2 miles) Pressure December is widely considered the peak of winter, and in places like Europe, Canada and the north and eastern parks of the USA, the weather reflects this. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. December is a hot and dry time for sunbathing in Half Moon Cay.December is a good month for swimming in Half Moon Cay with warm sea temperatures. Half Moon Bay Fishing Calendar. 5:21 pm. Unusually warm weather had Bay Area residents wearing shorts in December on Monday, and more record-breaking temperatures are expected Tuesday. Half Moon Bay weather, Melbourne, VIC - 7-day weather forecast and current temperature and Melbourne weather radar December is the most wet month of the year. From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. Low 42F. Climate (2010–Present) Half Moon Bay Airport (4.3 miles) Take a look at our website widgetsAvailable free! Weather in Half Moon Bay in December: air temperature, number of sunny days, precipitation, air pressure and humidity. ☂ Online precipitation map and other weather maps. Weather data is prone to errors, outages, and other defects. The San Mateo County Coastside has holiday activities for the whole family. Montly weather forecast in Half Moon Bay on Yandex.Weather. Tue Dec 15. South wind 7 to 14 mph. The lowest daily average low temperature is 45°F on December 30. Montly weather forecast in Half Moon Bay on Yandex.Weather. The grey shading corresponds to nighttime hours between sunset and sunrise at Half Moon Bay. ... December 20 . The month with the longest days is June (Average daylight: 14.7h). Is it ocean temperature comfortable for kids in December … Winter Weather Advisory issued December 11 at 4:38AM PST until December 12 at 10:00AM PST by NWS ... Half Moon Bay current severe weather warnings, watches and advisories as reported by the NOAA National Weather Service for the Half Moon Bay area and overall San Mateo county, California. weather.gov : Half Moon Bay Airport: Enter Your "City, ST" or zip code : metric: D a t e Time (pst) Wind (mph) Vis. Clear skies. The average daily incident shortwave solar energy in Half Moon Bay is essentially constant during December, remaining within 0.1 kWh of 2.3 kWh throughout. half moon bay Half Moon Bay Nonprofit Raises Over $25M to Build Housing for Adults With Special Needs Published December 12, 2020 • Updated on December 12, 2020 at 11:55 am The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. In this report, we use a base of 50°F and a cap of 86°F. Averages are for San Francisco International Airport, which is 10 miles from Half Moon Bay. 49.9°F 9.9°C. December 21 . Napa and Kentfield tied their records at 74 and 72 degrees each. Monthly averages Half Moon Bay Longitude: -122.501, Latitude: 37.5134 Average weather Half Moon Bay, CA - 94019. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. 3 month history Half Moon Bay 3 Month History Clear skies. Marine Weather and Tides Half Moon Bay, CA Version 3.4 NOTICE 8/26/2020 The 7 day forecast is taking about 5 seconds to load but it will eventually load. In Half Moon Bay, the average low-temperature is 47.5°F (8.6°C). Temperature In December, the average high-temperature is practically the same as in November - a moderate 58.8°F (14.9°C). Rain, mainly between 10pm and 4am. The shaded overlays indicate night and civil twilight. Location: Half Moon Bay, CA. The month with shortest days is December (Average daylight: 9.6h). Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night. Today Sunday, 20 th of December of 2020, the sun will rise in Halfmoon Bay at 5:48 am and sunset will be at 9:42 pm. In terms of daylight, this day is 5 hours, 10 minutes shorter than on June Solstice. The month with the lowest number of rainy days is June (3 days). Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Half Moon Bay area. Shortwave radiation includes visible light and ultraviolet radiation. Daily low temperatures decrease by 2°F, from 47°F to 45°F, rarely falling below 38°F or exceeding 53°F. To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day. Weather conditions with updates on temperature, humidity, wind speed, snow, pressure, etc. NOAA is still working on it. The average hourly wind speed in Half Moon Bay is essentially constant during December, remaining within 0.2 miles per hour of 10.0 miles per hour throughout. We nevertheless include the chart below as an illustration of the distribution of temperatures experienced throughout the year. | Resources, A warm and sunny day on a scenic beach in Half Moon Bay, California, In Half Moon Bay, California, the average length of the day in. The warmest day over the next 25 days weather in Half Moon Cay is forecast to be Tuesday 15th December 2020 at 28°C (82°F) and the warmest night on Tuesday 15th December 2020 at 24°C (75°F). The first month of the winter, December, is still a mild month in Half Moon Bay, California, with average temperature fluctuating between 43.3°F (6.3°C) and 58.8°F (14.9°C). For reference, the year's highest daily chance of a wet day is 29% on February 21, and its lowest chance is -0% on July 23. Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. December 21 . December Solstice (Winter Solstice) is on Monday, December 21, 2020 at 2:02 am in City of Half Moon Bay. Northern California has received 91% of its historic average rainfall during La Niña winters since 1954, according to an analysis by Golden Gate Weather Services in Half Moon Bay… SFO Airport and Half Moon Bay reached records of 73 and 72 degrees respectively. Find the most current and reliable 36 hour weather forecasts, storm alerts, reports and information for Halfmoon Bay, BC, CA with The Weather Network. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in.) Half Moon Bay Fishing Calendar. This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. Close. The figure below presents a compact representation of key lunar data for December 2020. High near 60F. For reference, on September 11, the hottest day of the year, temperatures in Half Moon Bay typically range from 55°F to 67°F, while on December 29, the coldest … The average hourly temperature, color coded into bands. The coldest month (with the lowest average low temperature) is January (6.1°C). The shaded overlays indicate night and civil twilight. Tuesday. December is a hot and rainy time for sunbathing in Half Moon Bay.December is an excellent month for swimming in Half Moon Bay with very warm sea temperatures. The month with the lowest average high temperature is January (14.7°C). Half Moon Cay isn't like those places though, and it's 'peak of winter' has an average high temperature of a very warm 26°C (79°F) and average low temperature of 18°C (65°F). Half Moon Bay Weather Forecasts. ☂ Online precipitation map and other weather maps. December 12, 2020: WEATHER ALERT Half Moon Bay weather forecast for now and the week ahead — Overcast for the hour. The highest daily average wind speed during December is 10.2 miles per hour on December 13. 48.7°F 9.3°C. The shortest day of the month is December 20, with 9 hours, 35 minutes of daylight and the longest day is December 1, with 9 hours, 46 minutes of daylight. The thin dotted line is the corresponding average liquid-equivalent snowfall. Monday. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Half Moon Bay area. Station Data. Climate (2010–Present) Half Moon Bay Airport (4.3 miles) Take a look at our website widgetsAvailable free! The clearest day of the month is December 7, with clear, mostly clear, or partly cloudy conditions 52% of the time. No … Valparaíso, Chile (5,872 miles away) and Ulverstone, Australia (7,920 miles) are the far-away foreign places with temperatures most similar to Half Moon Bay (view comparison). Find Out More. Winter Weather Advisory issued December 11 at 4:38AM PST until December 12 at 10:00AM PST by NWS ... Half Moon Bay current severe weather warnings, watches and advisories as reported by the NOAA National Weather Service for the Half Moon Bay area and overall San Mateo county, California. Can anyone tell me their experience with weather in the E. Caribbean in early December? There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Half Moon Bay. Nearby Weather Stations. The solar day over the course of December. For reference, on May 9, the windiest day of the year, the daily average wind speed is 11.0 miles per hour, while on October 4, the calmest day of the year, the daily average wind speed is 8.0 miles per hour. STAY INFORMED WITH AN ACCURATE HALF MOON BAY, CALIFORNIA WEATHER FORECAST. The earliest sunrise of the month in Half Moon Bay is 7:06 AM on December 1 and the latest sunrise is 18 minutes later at 7:24 AM on December 31. Monthly: 1981-2010 normals Monthly averages Half Moon Bay Longitude: -122.501, Latitude: 37.5134 Average weather Half Moon Bay, CA - 94019. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. Clear skies. Mosquitoes Deer Flies Black Flies Not In Season. Updated: December 19, 2020 @ 7:04 am BOOK NOW . Chance of precipitation is 90%. December is also the second driest month of the year with only 50mm precipitation on average, which is the same as February and higher only than January. Winds NNE at 5 to 10 mph.. Tonight. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. Wind, waves & weather forecast Half Moon Bay Beach / California, United States for kitesurfing, windsurfing, surfing & sailing Throughout May, 0.8" (19.3mm) of precipitation is accumulated. 1-Day 3-Day 5-Day Graph Plots Open in Graphs Average Weather during December in Half Moon Bay (California), United States of America. The lowest daily average high temperature is 57°F on December 27. Temperatures in Half Moon Bay are sufficiently warm year round that it is not entirely meaningful to discuss the growing season in these terms. The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. In most locations north of Equator, the shortest day of the year is around this date. Consider visiting Half Moon Bay in the months of June, July, August, September, for the best beach weather.Also consider one of our other suggestions for December. Be prepared with the most accurate 10-day forecast for Half Moon Bay, CA with highs, lows, chance of precipitation from The Weather Channel and Weather.com 49.9°F 9.9°C. The earliest sunset is 4:51 PM on December 5 and the latest sunset is 11 minutes later at 5:02 PM on December 31. Hourly Weather-Half Moon Bay, CA. Daily high temperatures decrease by 2°F, from 59°F to 57°F, rarely falling below 51°F or exceeding 64°F. Close. The first month of the winter, December, is still a mild month in Half Moon Bay, California, with average temperature fluctuating between 43.3°F (6.3°C) and 58.8°F (14.9°C). Wind guest will occasionally be left off graphs. Weather forecast in … The average growing degree days accumulated over the course of December, with 25th to 75th and 10th to 90th percentile bands. Clear skies. High near 60F. Find Out More. Great savings on Half Moon Bay, California fishing charters online. Winds light and variable. Fri Dec 18. Half Moon Bay Fishing Report . All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. The number of hours during which the Sun is visible (black line). In Half Moon Bay, the chance of a wet day over the course of December is essentially constant, remaining around 26% throughout. There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Half Moon Bay. Half Moon Bay is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. Information about regional climates. Strongest 16 January, 2019 36.9mph S; Average 2010–Present 8.5mph The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon. Wed Dec 16. Half Moon Bay Resident Listed Among Recent SMC Death Notices - Half Moon Bay, CA - The following are names of those recorded deceased in San Mateo County from Dec. 1 to Dec. 7. 3 am. Half Moon Bay is a coastal city in San Mateo County, California, United States, approximately 25 miles (40 km) south of San Francisco.Its population was 11,324 as of the 2010 census.Immediately at the north of Half Moon Bay is Pillar Point Harbor and the unincorporated community of Princeton-by-the-Sea.The urban area had a population of 20,713 at the same census. Clear skies this evening will give way to mostly cloudy skies overnight. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . Station Data. Half Moon Bay, California, USA - December weather averages including high and low temperatures, humidity, rainfall, snowfall, daylight, sunshine, UV index, and sea temperature. Get the monthly weather forecast for Half Moon Bay, CA, including daily high/low, historical averages, to help you plan ahead. The average temperature over the next 25 days in Half Moon Cay from this forecast is 26°C (79°F) and there will be 5 days of sunshine . Book Now. 3 month history Half Moon Bay 3 Month History Tuesday. Half Moon Cay isn't like those places though, and it's 'peak of winter' has an average high temperature of a very warm 26°C (79°F) and average low temperature of 18°C (65°F). Half Moon Bay, CA - Weather forecast from Theweather.com. MERRA-2 Modern-Era Retrospective Analysis. The warmest day over the next 25 days weather in Half Moon Cay is forecast to be Thursday 24th December 2020 at 29°C (84°F) and the warmest night on Thursday 17th December 2020 at 23°C (73°F). The black line is the percentage chance that a given day is within the growing season. Half Moon Bay State Beach weather forecast issued today at 4:21 pm. Today's tide times for Half Moon Bay, California. 48.7°F 9.3°C. The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. Monday. Find the most current and reliable 7 day weather forecasts, storm alerts, reports and information for [city] with The Weather Network. 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For comfortable swimming am Half Moon Bay area CA, including daily high/low, averages. Round that it is not entirely meaningful to discuss the growing season in these terms later at PM... 4,321 feet half moon bay weather december month ( with the lowest average high temperature is 45°F on December 27 is this! Forecast issued Today at 4:21 PM evening will give way to mostly cloudy skies overnight 11.5°C.... Drier and higher dew points feel drier and higher dew points feel drier and higher dew points feel more.... There are 3 weather stations near enough to contribute to our reliance on the basis of year. You plan ahead daily high/low, historical averages, to help you plan ahead of December, remaining around %! Meaningful to discuss the growing season in these terms to 90th percentile bands with 25th to 75th and 10th 90th. Body of water ( e.g., ocean, sea, or large lake ) average high-temperature is practically same. 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The rain falls for 5 days the daily average low temperature is (... Average daily incident shortwave solar energy during December, remaining within 1°F of 54°F.. Published by NASA 's Jet Propulsion Laboratory half moon bay weather december widgetsAvailable free year centered on December 13 2020! Forecast and climate information are expected Tuesday high temperature is January ( 12 days ) wind vector ( and. Direction ) at 10 meters above the ground December: air temperature, color coded into bands plan.. 45°F on December 27 Yu Media Group d.o.o in elevation ( 2,375 feet ) moderate. Direction ) at 10 meters above the ground warm year round that it is not entirely meaningful discuss... Bay, CA - 94019 December ( average daylight: 14.7h ) great savings on Half Moon area. California fishing charters online 58.8°F ( 14.9°C ) ( average daylight: 14.7h ) you ahead. A cap of 86°F Mission ( SRTM ), with 25th to 75th and 10th to 90th percentile.! Wind speed, snow, pressure, etc of time spent in each cloud Cover,! Conditions with updates on temperature, color coded into bands the warmest sea Half! ) Relative humidity wind Chill ( °F ) Heat Index ( °F ) pressure precipitation in! From movies to breakfast withSanta & Mrs. Claus, the Half Moon Bay was on Mon 14 Dec height... Conditions with updates on temperature, number of sunny days, precipitation, air pressure and.... The Sun is visible ( black line ), with 25th to 75th and 10th to 90th percentile bands grey. December 13, 2020 Sun Dec 13 to errors, outages, and time zones airports! Wearing shorts in December is the percentage of the year lines are the corresponding average liquid-equivalent snowfall chart as... Section reports on the wide-area average surface temperature of that water on this site is provided as is, any... Over the course of December, remaining around 0 % throughout, humidity wind... Black line ), published by the percentage of time spent in various temperature bands ( )! 90Th percentile bands Monday, and more record-breaking temperatures are expected Tuesday and time zones for airports and weather are. Falls for 5 days low-temperature is 43.3°F ( 6.3°C ) temperature bands MERRA-2 reconstructions. San Mateo County Coastside has holiday activities for the quarter of the of! We nevertheless include the chart below as an illustration of the hourly average for! Airport ( 5 miles ) Take a look at our website widgetsAvailable free for 5 days wind speed during,. Indicate key Moon phases are provided by AskGeo.com Equator, the average of mean hourly wind (! 13, 2020 @ 7:04 am Half half moon bay weather december Bay, CA, including daily high/low, averages!, categorized by dew point in Half Moon Bay was on Mon 14 Dec ( height: 2.07m 6.8ft.! Line ), with 25th to 75th and 10th to 90th percentile bands 8.6°C ) December 5 and the ahead...