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

In December, Bangkok averages 33°C high / 24°C low with about 17 mm of rain; San Francisco averages 15°C high / 9°C low with about 121 mm.

Bangkok vs San Francisco in December

Bangkok is the better pick in December — 75 vs 67 on SeasonMap's comfort score. Bangkok is sweltering, dry, while San Francisco is cool, rainy, clean air.

Bangkok vs San Francisco — December climate, side by side

	🇹🇭 Bangkok	🇺🇸 San Francisco
Comfort score	75/100 (B)	67/100 (C)
Feels-like high	35°C	13°C
Avg high / low	33° / 24°	15° / 9°
Rainfall	17 mm	121 mm
Rainy days	2	9
Humidity	65%	82%
Air quality (AQI)	96	50

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

Month by month

Bangkok vs San Francisco in December — FAQ

Is December better in Bangkok or San Francisco?: Bangkok is the better pick in December — 75 vs 67 on SeasonMap's comfort score. Bangkok is sweltering, dry, while San Francisco is cool, rainy, clean air.
What is the weather like in Bangkok vs San Francisco in December?: In December, Bangkok averages 33°C high / 24°C low with about 17 mm of rain; San Francisco averages 15°C high / 9°C low with about 121 mm.