Hilton Head Island
December
Weather in Hilton Head Island for December 2025
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 11.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 13.7 °F by the end of December.
Hilton Head Island experiences moderate rainfall in December, with an average of 6 rainy days and a total precipitation of 68.9 mm.
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Temperatures
Rain 🌧️
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25
Dry days
6
Rainy days
0
Snow days
14°/9°
Temperatures
22 km/h
Avg max wind
69 %
Avg humidity
Hilton Head Island Weather December
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  15° | 2 13° | 3 9° | 4 10° | 5  14° | 6 10° | |
| 7  12° | 8 16° | 9 17° | 10 18° | 11  17° | 12 11° | 13 13° |
| 14 14° | 15 13° | 16 16° | 17  18° | 18  18° | 19 17° | 20 17° |
| 21 12° | 22 10° | 23 8° | 24 11° | 25 13° | 26 12° | 27  13° |
| 28 15° | 29 14° | 30 15° | 31 14° |
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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 day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 | Sunny | 15° /7° | 0 mm | 5 | |
| Dec. 2 | Sunny | 13° /6° | 0 mm | 4 | |
| Dec. 3 | Sunny | 9° /5° | 0 mm | 3 | |
| Dec. 4 | Sunny | 10° /4° | 0 mm | 4 | |
| Dec. 5 | Overcast | 14° /9° | 0 mm | 3 | |
| Dec. 6 | Overcast | 10° /3° | 0 mm | 3 | |
| Dec. 7 | Partly cloudy | 12° /3° | 0 mm | 4 | |
| Dec. 8 | Sunny | 16° /8° | 0 mm | 5 | |
| Dec. 9 | Overcast | 17° /14° | 0 mm | 4 | |
| Dec. 10 | Overcast | 18° /16° | 0 mm | 4 | |
| Dec. 11 | Moderate rain | 17° /9° | 26 mm | 4 | |
| Dec. 12 | Sunny | 11° /5° | 0 mm | 4 | |
| Dec. 13 | Overcast | 13° /8° | 0 mm | 3 | |
| Dec. 14 | Overcast | 14° /11° | 0 mm | 3 | |
| Dec. 15 | Overcast | 13° /11° | 0 mm | 3 | |
| Dec. 16 | Overcast | 16° /12° | 0 mm | 4 | |
| Dec. 17 | Fog | 18° /15° | 0 mm | 4 | |
| Dec. 18 | Thundery outbreaks possible | 18° /16° | 2.3 mm | 4 | |
| Dec. 19 | Fog | 17° /15° | 0 mm | 4 | |
| Dec. 20 | Overcast | 17° /10° | 0 mm | 4 | |
| Dec. 21 | Sunny | 12° /5° | 0 mm | 4 | |
| Dec. 22 | Sunny | 10° /5° | 0 mm | 4 | |
| Dec. 23 | Overcast | 8° /5° | 0 mm | 2 | |
| Dec. 24 | Overcast | 11° /6° | 12.1 mm | 3 | |
| Dec. 25 | Partly cloudy | 13° /8° | 0 mm | 4 | |
| Dec. 26 | Overcast | 12° /7° | 0 mm | 3 | |
| Dec. 27 | Light rain shower | 13° /10° | 4.1 mm | 3 | |
| Dec. 28 | Partly cloudy | 15° /13° | 16.6 mm | 4 | |
| Dec. 29 | Sunny | 14° /11° | 7.7 mm | 4 | |
| Dec. 30 | Overcast | 15° /8° | 0 mm | 4 | |
| Dec. 31 | Sunny | 14° /6° | 0 mm | 4 | |
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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.
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?
Moderate rainfall is anticipated in Hilton Head Island during December, with a total of 68.9 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Hilton Head Island during December?
The average wind speed in Hilton Head Island during December is 22 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 💧
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