What is the weather like in Big Sur vs Mammoth Lakes in December?

In December, Big Sur averages 18°C high / 7°C low with about 117 mm of rain; Mammoth Lakes averages 6°C high / -9°C low with about 96 mm.

Big Sur vs Mammoth Lakes in December

Mammoth Lakes is the better pick in December — 82 vs 59 on SeasonMap's comfort score. Mammoth Lakes is cold, rainy, clean air, while Big Sur is nice, rainy, clean air.

Big Sur vs Mammoth Lakes — December climate, side by side

	🇺🇸 Big Sur	🇺🇸 Mammoth Lakes
Comfort score	59/100 (D)	82/100 (A)
Feels-like high	16°C	2°C
Avg high / low	18° / 7°	6° / -9°
Rainfall	117 mm	96 mm
Rainy days	9	8
Humidity	76%	65%
Air quality (AQI)	34	39

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

Month by month

Big Sur vs Mammoth Lakes in December — FAQ

Is December better in Big Sur or Mammoth Lakes?: Mammoth Lakes is the better pick in December — 82 vs 59 on SeasonMap's comfort score. Mammoth Lakes is cold, rainy, clean air, while Big Sur is nice, rainy, clean air.
What is the weather like in Big Sur vs Mammoth Lakes in December?: In December, Big Sur averages 18°C high / 7°C low with about 117 mm of rain; Mammoth Lakes averages 6°C high / -9°C low with about 96 mm.