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

In December, Indianapolis averages 5°C high / -3°C low with about 65 mm of rain; San Francisco averages 15°C high / 9°C low with about 121 mm.

Indianapolis vs San Francisco in December

San Francisco is the better pick in December — 67 vs 49 on SeasonMap's comfort score. San Francisco is cool, rainy, clean air, while Indianapolis is cold, a little rain, clean air.

Indianapolis vs San Francisco — December climate, side by side

	Indianapolis	San Francisco
Comfort score	49/100 (F)	67/100 (C)
Feels-like high	2°C	13°C
Avg high / low	5° / -3°	15° / 9°
Rainfall	65 mm	121 mm
Rainy days	8	9
Humidity	74%	82%
Air quality (AQI)	33	50

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

Indianapolis vs San Francisco in December — FAQ

Is December better in Indianapolis or San Francisco?: San Francisco is the better pick in December — 67 vs 49 on SeasonMap's comfort score. San Francisco is cool, rainy, clean air, while Indianapolis is cold, a little rain, clean air.
What is the weather like in Indianapolis vs San Francisco in December?: In December, Indianapolis averages 5°C high / -3°C low with about 65 mm of rain; San Francisco averages 15°C high / 9°C low with about 121 mm.