What is the weather like in Charleston vs Washington in December?

In December, Charleston averages 16°C high / 9°C low with about 104 mm of rain; Washington averages 9°C high / -1°C low with about 106 mm.

Charleston vs Washington in December

Charleston is the better pick in December — 72 vs 58 on SeasonMap's comfort score. Charleston is cool, rainy, clean air, while Washington is cold, rainy, clean air.

Charleston vs Washington — December climate, side by side

	Charleston	Washington
Comfort score	72/100 (B)	58/100 (D)
Feels-like high	14°C	6°C
Avg high / low	16° / 9°	9° / -1°
Rainfall	104 mm	106 mm
Rainy days	7	8
Humidity	77%	71%
Air quality (AQI)	36	46

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Charleston vs Washington in December — FAQ

Is December better in Charleston or Washington?: Charleston is the better pick in December — 72 vs 58 on SeasonMap's comfort score. Charleston is cool, rainy, clean air, while Washington is cold, rainy, clean air.
What is the weather like in Charleston vs Washington in December?: In December, Charleston averages 16°C high / 9°C low with about 104 mm of rain; Washington averages 9°C high / -1°C low with about 106 mm.