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.
Precipitation in South Carolina during December is a rare event, with an average of fewer than 2 rainy days.
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Temperatures
Rain 🌧️
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30
Dry days
1
Rainy days
0
Snow days
17°/5°
Temperatures
22 km/h
Avg max wind
69 %
Avg humidity
South Carolina Weather December
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What’s the Weather Like in South Carolina This December?
Discover the average temperatures and weather trends across South Carolina’s cities this December.
Temperatures trend during December in South Carolina
See the weather trend as well as the moving average line
December weather in South Carolina day by day
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| 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 | |
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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.
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South Carolina in December - FAQ
What are the expected maximum and minimum temperatures in South Carolina during December?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in South Carolina during December?
Significant rainfall exceeding 356.6 mm is expected in South Carolina during December, occurring over more than 1 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 💧
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