South Carolina (Myrtle Beach)
December
Weather in South Carolina for December 2025
Your guide to South Carolina weather in December - trends and predictions
In general, the average temperature in South Carolina at the beginning of December is 14.4 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 14.9 °F by the end of December.
South Carolina experiences moderate rainfall in December, with an average of 9 rainy days and a total precipitation of 198.5 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
22
Dry days
9
Rainy days
0
Snow days
14°/8°
Temperatures
22 km/h
Avg max wind
65 %
Avg humidity
South Carolina in December average weather
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  17° | 2  15° | 3  15° | 4 17° | 5 14° | 6 12° | |
| 7  11° | 8 16° | 9  19° | 10  20° | 11 16° | 12 11° | 13 13° |
| 14  14° | 15 13° | 16 16° | 17 19° | 18 16° | 19 13° | 20 11° |
| 21  12° | 22 10° | 23 12° | 24 14° | 25 15° | 26 15° | 27 15° |
| 28 17° | 29 15° | 30 14° | 31 13° |
You can click on date
Access South Carolina weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during December in South Carolina
See the weather trend as well as the moving average line
December weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 | Mist | 17° /9° | 0 mm | 4 | |
| Dec. 2 | Light drizzle | 15° /10° | 6.7 mm | 5 | |
| Dec. 3 | Overcast | 15° /10° | 2.7 mm | 4 | |
| Dec. 4 | Overcast | 17° /8° | 0 mm | 5 | |
| Dec. 5 | Overcast | 14° /7° | 0 mm | 4 | |
| Dec. 6 | Overcast | 12° /4° | 0 mm | 4 | |
| Dec. 7 | Sunny | 11° /2° | 0 mm | 4 | |
| Dec. 8 | Overcast | 16° /7° | 0 mm | 5 | |
| Dec. 9 | Patchy rain possible | 19° /13° | 0 mm | 5 | |
| Dec. 10 | Moderate or heavy rain shower | 20° /17° | 16.3 mm | 5 | |
| Dec. 11 | Sunny | 16° /7° | 17.1 mm | 4 | |
| Dec. 12 | Sunny | 11° /4° | 0 mm | 4 | |
| Dec. 13 | Overcast | 13° /5° | 0 mm | 4 | |
| Dec. 14 | Cloudy | 14° /6° | 0 mm | 4 | |
| Dec. 15 | Sunny | 13° /5° | 0 mm | 4 | |
| Dec. 16 | Light drizzle | 16° /9° | 0.9 mm | 4 | |
| Dec. 17 | Light rain shower | 19° /13° | 45.3 mm | 4 | |
| Dec. 18 | Cloudy | 16° /13° | 1.1 mm | 4 | |
| Dec. 19 | Sunny | 13° /7° | 0 mm | 4 | |
| Dec. 20 | Overcast | 11° /4° | 0 mm | 3 | |
| Dec. 21 | Partly cloudy | 12° /4° | 0 mm | 4 | |
| Dec. 22 | Overcast | 10° /3° | 0 mm | 3 | |
| Dec. 23 | Partly cloudy | 12° /5° | 0 mm | 4 | |
| Dec. 24 | Cloudy | 14° /8° | 32.3 mm | 4 | |
| Dec. 25 | Patchy rain possible | 15° /10° | 0.4 mm | 4 | |
| Dec. 26 | Light rain shower | 15° /9° | 35.5 mm | 4 | |
| Dec. 27 | Light rain shower | 15° /11° | 1.3 mm | 4 | |
| Dec. 28 | Cloudy | 17° /12° | 0.9 mm | 4 | |
| Dec. 29 | Sunny | 15° /12° | 15.9 mm | 4 | |
| Dec. 30 | Patchy rain possible | 14° /9° | 1.9 mm | 3 | |
| Dec. 31 | Sunny | 13° /7° | 0 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for South Carolina 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 South Carolina forecast closer to your planned date for the most up-to-date weather information.
South Carolina in December - FAQ
What are the expected maximum and minimum temperatures in South Carolina during December?
During December, expect a variety of temperatures with highs around 14° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in South Carolina during December?
Significant rainfall exceeding 198.5 mm is expected in South Carolina during December, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in South Carolina during December?
The average wind speed in South Carolina during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in South Carolina
Explore the daily rainfall trends and prepare for South Carolinas December weather 💧
Provinces in South Carolina
Select a province for an accurate weather forecast
Top locations in South Carolina
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is South Carolina?Get accurate weather forecasts for South Carolina, located at latitude 33.689 and longitude -78.887. Stay updated with localized weather information tailored for South Carolina.
Found a mistake?
We appreciate your attention to details. Tell us here.