What is the weather like in Big Sur vs San Diego in December?

In December, Big Sur averages 18°C high / 7°C low with about 117 mm of rain; San Diego averages 19°C high / 10°C low with about 46 mm.

Big Sur vs San Diego in December

San Diego is the better pick in December — 71 vs 59 on SeasonMap's comfort score. San Diego is nice, a little rain, muggy air, while Big Sur is nice, rainy, clean air.

Big Sur vs San Diego — December climate, side by side

	🇺🇸 Big Sur	🇺🇸 San Diego
Comfort score	59/100 (D)	71/100 (B)
Feels-like high	16°C	18°C
Avg high / low	18° / 7°	19° / 10°
Rainfall	117 mm	46 mm
Rainy days	9	4
Humidity	76%	76%
Air quality (AQI)	34	66

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

Month by month

Big Sur vs San Diego in December — FAQ

Is December better in Big Sur or San Diego?: San Diego is the better pick in December — 71 vs 59 on SeasonMap's comfort score. San Diego is nice, a little rain, muggy air, while Big Sur is nice, rainy, clean air.
What is the weather like in Big Sur vs San Diego in December?: In December, Big Sur averages 18°C high / 7°C low with about 117 mm of rain; San Diego averages 19°C high / 10°C low with about 46 mm.