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

In December, Baltimore averages 9°C high / 2°C low with about 102 mm of rain; Hyannis averages 7°C high / -1°C low with about 118 mm.

Baltimore vs Hyannis in December

Baltimore is the better pick in December — 58 vs 38 on SeasonMap's comfort score. Baltimore is cold, rainy, clean air, while Hyannis is cold, rainy, clean air.

Baltimore vs Hyannis — December climate, side by side

	🇺🇸 Baltimore	🇺🇸 Hyannis
Comfort score	58/100 (D)	38/100 (F)
Feels-like high	5°C	3°C
Avg high / low	9° / 2°	7° / -1°
Rainfall	102 mm	118 mm
Rainy days	8	11
Humidity	72%	72%
Air quality (AQI)	45	33

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

Month by month

Baltimore 🇺🇸 United Statescold, rainy, clean air · best May58
Hyannis 🇺🇸 United Statescold, rainy, clean air · best July38

Baltimore vs Hyannis in December — FAQ

Is December better in Baltimore or Hyannis?: Baltimore is the better pick in December — 58 vs 38 on SeasonMap's comfort score. Baltimore is cold, rainy, clean air, while Hyannis is cold, rainy, clean air.
What is the weather like in Baltimore vs Hyannis in December?: In December, Baltimore averages 9°C high / 2°C low with about 102 mm of rain; Hyannis averages 7°C high / -1°C low with about 118 mm.