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

In December, Hyannis averages 7°C high / -1°C low with about 118 mm of rain; Philadelphia averages 8°C high / 1°C low with about 109 mm.

Hyannis vs Philadelphia in December

Philadelphia is the better pick in December — 56 vs 38 on SeasonMap's comfort score. Philadelphia is cold, rainy, clean air, while Hyannis is cold, rainy, clean air.

Hyannis vs Philadelphia — December climate, side by side

	🇺🇸 Hyannis	🇺🇸 Philadelphia
Comfort score	38/100 (F)	56/100 (D)
Feels-like high	3°C	4°C
Avg high / low	7° / -1°	8° / 1°
Rainfall	118 mm	109 mm
Rainy days	11	10
Humidity	72%	70%
Air quality (AQI)	33	49

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

Month by month

Hyannis vs Philadelphia in December — FAQ

Is December better in Hyannis or Philadelphia?: Philadelphia is the better pick in December — 56 vs 38 on SeasonMap's comfort score. Philadelphia is cold, rainy, clean air, while Hyannis is cold, rainy, clean air.
What is the weather like in Hyannis vs Philadelphia in December?: In December, Hyannis averages 7°C high / -1°C low with about 118 mm of rain; Philadelphia averages 8°C high / 1°C low with about 109 mm.