Hilton Head Island (SC)
December
Weather in Hilton Head Island, South Carolina for December 2026
Your guide to Hilton Head Island weather in December - trends and predictions
In general, the average temperature in Hilton Head Island at the beginning of December is 12.3 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 14.7 °C by the end of December.
The climate of Hilton Head Island in December is notably wet, with an average of 11 rainy days, and a total of 128.9 mm of precipitation.
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Temperatures
Rain 🌧️
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20
Dry days
11
Rainy days
0
Snow days
14°/9°
Temperatures
21 km/h
Avg max wind
73 %
Avg humidity
Hilton Head Island Weather December
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Temperatures trend during December in Hilton Head Island
See the weather trend as well as the moving average line
December weather in Hilton Head Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Sunny | 14° /8° | 0.6 mm | 4 | |
| Dec. 2 | Sunny | 15° /7° | 19.5 mm | 4 | |
| Dec. 3 | Sunny | 10° /5° | 0 mm | 3 | |
| Dec. 4 | Sunny | 11° /4° | 0 mm | 4 | |
| Dec. 5 |  Overcast | 14° /9° | 4.8 mm | 3 | |
| Dec. 6 | Overcast | 10° /6° | 6.1 mm | 3 | |
| Dec. 7 |  Partly cloudy | 12° /6° | 16.9 mm | 4 | |
| Dec. 8 | Sunny | 14° /7° | 0 mm | 4 | |
| Dec. 9 | Overcast | 14° /8° | 0 mm | 4 | |
| Dec. 10 | Overcast | 17° /11° | 0 mm | 5 | |
| Dec. 11 |  Moderate rain | 15° /8° | 13 mm | 4 | |
| Dec. 12 | Sunny | 14° /6° | 0 mm | 5 | |
| Dec. 13 | Overcast | 15° /10° | 0 mm | 4 | |
| Dec. 14 | Overcast | 15° /8° | 0 mm | 4 | |
| Dec. 15 | Overcast | 10° /5° | 0 mm | 3 | |
| Dec. 16 | Overcast | 14° /7° | 0 mm | 4 | |
| Dec. 17 |  Fog | 16° /13° | 0 mm | 4 | |
| Dec. 18 |  Thundery outbreaks possible | 17° /14° | 28.9 mm | 4 | |
| Dec. 19 | Fog | 19° /14° | 14.8 mm | 5 | |
| Dec. 20 | Overcast | 15° /9° | 0 mm | 3 | |
| Dec. 21 | Sunny | 14° /6° | 0 mm | 3 | |
| Dec. 22 | Sunny | 12° /7° | 0 mm | 3 | |
| Dec. 23 | Overcast | 12° /8° | 0 mm | 2 | |
| Dec. 24 | Overcast | 14° /10° | 6.1 mm | 2 | |
| Dec. 25 | Partly cloudy | 15° /10° | 0 mm | 3 | |
| Dec. 26 | Overcast | 14° /10° | 0 mm | 2 | |
| Dec. 27 |  Light rain shower | 16° /12° | 2.1 mm | 2 | |
| Dec. 28 | Partly cloudy | 16° /13° | 11.1 mm | 3 | |
| Dec. 29 | Sunny | 15° /11° | 5.1 mm | 3 | |
| Dec. 30 | Overcast | 13° /6° | 0 mm | 3 | |
| Dec. 31 | Sunny | 14° /5° | 0 mm | 3 | |
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Important Notice
Our weather forecast for Hilton Head Island in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hilton Head Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
Hilton Head Island in December - FAQ
What are the expected maximum and minimum temperatures in Hilton Head Island during December?
During December, expect a variety of temperatures with highs around 14° and lows near 9°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hilton Head Island during December?
Significant rainfall exceeding 128.9 mm is expected in Hilton Head Island during December, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hilton Head Island during December?
The average wind speed in Hilton Head Island during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Hilton Head Island
Explore the daily rainfall trends and prepare for Hilton Head Islands December weather 💧
Typically, Hilton Head Island has 11 rainy days in December with a total of 128.9 mm of rainfall.
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Where is Hilton Head Island?Get accurate weather forecasts for Hilton Head Island, located at latitude 32.194 and longitude -80.738. Stay updated with localized weather information tailored for Hilton Head Island.
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