The climate in Carolina during December can be summarized as warm and wet.
December is in the winter in Carolina and is typically the coldest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 15°C (59°F) is normal.
Daytime temperature | 23.9°C 74.9°F |
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Nightly temperature | 15°C 58.9°F |
Average temperature | 19.4°C 66.9°F |
Daily sunshine | 5.2 hrs |
Avg rainfall | 134 mm 5.3 ins |
Rainy days | 13 days |
Sea temperature | 27.6°C 81.7°F |
Humidity | 86% |
Windspeed | 10.8kph 7 mph |
On average December is the 3rd driest month of the year in Carolina with around 134mm 5.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Carolina in December 2025.
Best places to visit in December
Hottest month: | March | 25°C 77°F |
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Driest month: | January | 92mm 3.6ins |
Sunniest month: | July | 6.4hrs |
Coldest month: | December | 23.6°C 74.5°F |
Wettest month: | May | 429mm 16.9ins |