What is the weather like in San Antonio vs San Francisco in December?

In December, San Antonio averages 21°C high / 7°C low with about 48 mm of rain; San Francisco averages 15°C high / 9°C low with about 121 mm.

San Antonio vs San Francisco in December

San Antonio is the better pick in December — 80 vs 67 on SeasonMap's comfort score. San Antonio is nice, a little rain, clean air, while San Francisco is cool, rainy, clean air.

San Antonio vs San Francisco — December climate, side by side

	San Antonio	San Francisco
Comfort score	80/100 (A)	67/100 (C)
Feels-like high	20°C	13°C
Avg high / low	21° / 7°	15° / 9°
Rainfall	48 mm	121 mm
Rainy days	5	9
Humidity	69%	82%
Air quality (AQI)	31	50

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

San Antonio vs San Francisco in December — FAQ

Is December better in San Antonio or San Francisco?: San Antonio is the better pick in December — 80 vs 67 on SeasonMap's comfort score. San Antonio is nice, a little rain, clean air, while San Francisco is cool, rainy, clean air.
What is the weather like in San Antonio vs San Francisco in December?: In December, San Antonio averages 21°C high / 7°C low with about 48 mm of rain; San Francisco averages 15°C high / 9°C low with about 121 mm.