N/A Average High 63 ° Average Low 42 ° Record High 81 ° (1998) Record Low 20 ° (2000) Average Rainfall 3.30 in. Daily high temperatures decrease by 5°F, from 65°F to 60°F, rarely falling below 47°F or exceeding 75°F. Carte. Find all the info about the weather, climate, prices, what to pack & more with Time Travella. On average December is the 4th driest month of the year in Hilton Head Island with around 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). Get the monthly weather forecast for Hilton Head Island, SC, including daily high/low, historical averages, to help you plan ahead. 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. Map showing location of Hilton Head Island (32.193820, -80.738160) The clearest day of the month is December 4, with clear, mostly clear, or partly cloudy conditions 58% of the time. More details. Averages By Month. The stations contributing to this reconstruction are: Hilton Head Airport (94%, 4.4 kilometers, northeast); Hunter U. S. Army Airfield (3.2%, 42 kilometers, southwest); and Savannah International Airport (3.0%, 44 kilometers, west). TEMPERATURE RAINFALL. Daily low temperatures decrease by 5°F, from 49°F to 44°F, rarely falling below 31°F or exceeding 62°F. °C, km/h °F °F, nœuds °C, m/s °C, km/h °C, miles/h Within 50 miles is essentially flat (302 feet). 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 lowest average daily incident shortwave solar energy during December is 2.8 kWh on December 20. Hilton Head Island’s subtropical weather allows you to enjoy the breathtaking coast and surrounding ‘Lowcountry’ all year round. For reference, on January 29, the windiest day of the year, the daily average wind speed is 12.0 miles per hour, while on August 16, the calmest day of the year, the daily average wind speed is 9.1 miles per hour. Carte. Disney's Hilton Head Island Resort: December in Hilton Head Disney - See 1,172 traveler reviews, 1,004 candid photos, and great deals for Disney's Hilton Head Island Resort at Tripadvisor. High Temp: 92 °F. Average water temperature in Hilton Head Island in December is 16.8°C/62.2°F and therefore is not suitable for comfortable swimming. Weather Spark. December weather forecast for Hilton Head Island, South Carolina. The days at Hilton Head Island cool down further during December. Days per month on average in Hilton Head Island when the minimum temperature drops to 32, 40, or 50 °F or below. The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. Find out more about our data sources. In Hilton Head Island, the chance of a wet day over the course of December is essentially constant, remaining around 23% throughout. The average growing degree days accumulated over the course of December, with 25th to 75th and 10th to 90th percentile bands. Other things to do in Hilton Head in December include golfing at one of the area’s many excellent courses. December is in the winter in Hilton Head Island and is typically the 3rd coldest month of the year. In this report, we use a base of 50°F and a cap of 86°F. Based on weather reports collected during 1985–2015. 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). Daytime maximum temperatures average around a cool 14°C (58°F), whilst at night 4°C (39°F) is normal. March 2021: Welcome to the Hilton Head Island Wine and Food Festival! Outdoor furniture covers to protect your furniture this wint... AccuWeather School: Doughnut holes help predict the weather. Time zones for airports and weather stations are provided by AskGeo.com . Marine / ocean climate data updated daily, surface sea temperatures and recorded in degrees centigrade and farenheit. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. Weather Spark. For reference, on July 19, the muggiest day of the year, there are muggy conditions 99% of the time, while on January 30, the least muggy day of the year, there are muggy conditions 2% of the time. All Year Climate & Weather Averages in Hilton Head Island. The December weather guide for Hilton Head Island, South Carolina shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Daily low temperatures decrease by 5°F, from 49°F to 44°F, rarely falling below 31°F or exceeding 62°F. The climate is quite fresh here january, but it is bearable when dressing hot. Hilton Head lies at an average elevation of 3 meters above sea level. The earliest sunrise of the month in Hilton Head Island is 7:06 AM on December 1 and the latest sunrise is 17 minutes later at 7:23 AM on December 31. Thus, the mean temperature average in august in Hilton Head Island is 86°F. Content. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. Daily high temperatures decrease by 5°F, from 65°F to 60°F, rarely falling below 47°F or exceeding 75°F. Weather in Hilton Head Island in December: air temperature, number of sunny days, precipitation, air pressure and humidity. Average December sea temperatures. Events From December 1 To The Weekend of December 5-6 2020 → See November events – CANCELLED The Sounds of Christmas, December 4 2020 Holiday concert by the Hilton Head Choral Society. There are usually 8 days with some rain in Hilton Head Island in December and the average monthly rainfall is 75mm. For reference, on July 22, the hottest day of the year, temperatures in Hilton Head Island typically range from 76°F to 89°F, while on January 17, the coldest day of the year, they range from 42°F to 59°F. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 6°C (42°F) is normal. Montly weather forecast in Hilton Head Island on Yandex.Weather. Average Weather in December in Hilton Head Island South Carolina, United States. This section reports on the wide-area average surface temperature of that water. Temperatures are up to 90°F. Daily high temperatures decrease by 5°F, from 65°F to 60°F, rarely falling below 47°F or exceeding 75°F. The month of December in Hilton Head Island is very likely fully outside of the growing season, with the chance that a given day is in the growing season very rapidly decreasing from 79% to 20% over the course of the month. Cooler days prevail as Hilton Head Island settles into the autumn season. The climate in Hilton Head Island during December can be summarized as mild and reasonably dry. Water temperature in Hilton Head Island today is 15.8°C/60.4°F. High & Low Weather Summary for the Past Weeks The area within 2 miles of Hilton Head Island is covered by herbaceous vegetation (67%), artificial surfaces (13%), and water (12%), within 10 miles by water (64%) and herbaceous vegetation (25%), and within 50 miles by water (50%) and trees (24%). The weather in January in Hilton Head Island is characteristically cool and a little damp. On average, the recorded minimum temperature is 83°F. Who knows? support@__remove_this_part__weatherspark.com. For each station, the records are corrected for the elevation difference between that station and Hilton Head Island according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations. The average hourly wind speed in Hilton Head Island is essentially constant during December, remaining within 0.2 miles per hour of 11.3 miles per hour throughout. Note that these seasonal averages are in contrast with those observed in Hilton Head Island in august with a maximum record of 97°F in 2009 and a minimum record of 74°F in 2009. 75.3 °F: What's the Average Low in Hilton Head Island? Hilton Head Island, South Carolina - Travel and vacation weather averages, current conditions and forecasts. 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. Within 10 miles is also essentially flat (33 feet). For reference, the year's highest daily chance of a wet day is 53% on August 6, and its lowest chance is 17% on October 29. Lower dew points feel drier and higher dew points feel more humid. Average Weather on December 13 in Hilton Head Island South Carolina, United States. In Hilton Head Island, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year.. Based on our historical data over a period of ten years, the warmest water in this day in Hilton Head Island was recorded in 2007 and was 18.3°C/64.9°F, and the coldest was recorded in 2017 at 13°C/55.4°F. Information about regional climates. Hilton Head Island Temperature Yesterday. AdChoices. For reference, on July 11, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 58%, while on October 26, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 65%. Max: 18.4°C / 65.1°F; Avg: 16°C / 60.8°F; Min: 13.6°C / 56.5°F; These average ocean temperatures for Hilton Head Island are calculated from several years of archived data. Weather in Hilton Head. High Temperature 31 °C 88 °F; Low Temperature 22 °C 72 °F; Rainfall 3 mm; Chance of Cloudy Day 0 % Chance of Fog Day 0 % Chance of Rain 20 % Chance of Snow Day 0 % Chance of Sunny Day 100 % Chance of Windy Day 0 % December; January; February; March ; April; May; June; July; August; September; October; November; Hilton Head Island … How warm is the sea around Hilton Head Island in December? ☂ Online precipitation map and other weather maps. In the morning the temperature drops to 50°F. Temperature December max. We have updated our Privacy Policy and Cookie Policy. Hilton Head Island, SC 50° F The popular tourist destination is a resort town and a barrier island in the Atlantic Ocean that affects its climate, along with its location near the tropics. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Even the balmy coasts of South Carolina can’t fully escape winter, as temperatures continue to cool across the region. Hilton Head Island Weather in December. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. 17°C | 63°F. The festival will celebrate its 36th year in 2021 with a fantastic schedule of events, including spectacular local chef showcases, intriguing wine education sessions, live entertainment and of course the famed Grand and Public Tastings. January is in the winter in Hilton Head Island and is typically the coldest month of the year. Get AccuWeather alerts as they happen with our browser notifications. Precipitation / Rainfall December. Carte. The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. Does it rain in Hilton Head Island in December? Daily temperatures fall mostly between a low of 42 degrees and a high of 62 degrees, with nearly every day reaching 50 degrees and over. 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. 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. Topsy-turvy weather could trigger whiplash in East, Get your telescope: Planets to shine like ‘Christmas star’, Daily coronavirus briefing: New travel bans issued in Europe, Business is booming for dry ice suppliers, Podcast: Rapid freeze-up, snow to follow flooding rain. 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. SEND FEEDBACK ... As of 15 December, 2020 @ 3:35 am EST (39 Minutes Ago) Mostly Cloudy: Temperature 50.0°F: Humidity 76.2 %: Wind 15.0 mph: Sunrise/Set 07:17 am 05:20 pm: Average Weather in December in Hilton Head South Carolina, United States. Maximum temperature yesterday: 49 °F (at 1:56 pm) Minimum temperature yesterday: 41 °F (at 9:56 pm) Average temperature yesterday: 44 °F. On the coldest nights, it can drop to 20 °F (-8 °C) or lower. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. Station Data. 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. Hilton Head Island Weather. Brisk days are not uncommon during December on the Island, but most days maintain relatively mild and pleasant temperatures. Weather.com brings you the most accurate monthly weather forecast for with average/record and high/low temperatures, precipitation and more. We had beautiful warm weather but our friends went in February and it was 50's and freezing at night. There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Hilton Head Island. 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. The average surface water temperature in Hilton Head Island is gradually decreasing during December, falling by 2°F, from 67°F to 65°F, over the course of the month. TEMPERATURE . Weather data is prone to errors, outages, and other defects. MERRA-2 Modern-Era Retrospective Analysis. This report illustrates the typical weather in Hilton Head Island, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. © 2020 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. Temperature December. Kayaking and dolphin-watching trips should still be available this month, as should fishing charters. Hilton Head Island Weather for December 2020. This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. 12°C | 53°F. 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. 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