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

In December, Philadelphia averages 8°C high / 1°C low with about 109 mm of rain; Washington averages 9°C high / -1°C low with about 106 mm.

Philadelphia vs Washington in December

Philadelphia and Washington are nearly tied in December — 56 vs 58 on SeasonMap's comfort score. Philadelphia is cold, rainy, clean air; Washington is cold, rainy, clean air.

Philadelphia vs Washington — December climate, side by side

	🇺🇸 Philadelphia	🇺🇸 Washington
Comfort score	56/100 (D)	58/100 (D)
Feels-like high	4°C	6°C
Avg high / low	8° / 1°	9° / -1°
Rainfall	109 mm	106 mm
Rainy days	10	8
Humidity	70%	71%
Air quality (AQI)	49	46

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

Month by month

Philadelphia vs Washington in December — FAQ

Is December better in Philadelphia or Washington?: Philadelphia and Washington are nearly tied in December — 56 vs 58 on SeasonMap's comfort score. Philadelphia is cold, rainy, clean air; Washington is cold, rainy, clean air.
What is the weather like in Philadelphia vs Washington in December?: In December, Philadelphia averages 8°C high / 1°C low with about 109 mm of rain; Washington averages 9°C high / -1°C low with about 106 mm.