Mumbai vs San Francisco in December

Mumbai is the better pick in December — 73 vs 67 on SeasonMap's comfort score. Mumbai is hot, dry, poor air quality, while San Francisco is cool, rainy, clean air.

Mumbai vs San FranciscoDecember climate, side by side

MumbaiSan Francisco
Comfort score73/100 (B)67/100 (C)
Feels-like high33°C12°C
Avg high / low30° / 22°14° / 7°
Rainfall16 mm126 mm
Rainy days212
Humidity66%86%
Air quality (AQI)15450

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

Mumbai vs San Francisco in December — FAQ

Is December better in Mumbai or San Francisco?
Mumbai is the better pick in December — 73 vs 67 on SeasonMap's comfort score. Mumbai is hot, dry, poor air quality, while San Francisco is cool, rainy, clean air.
What is the weather like in Mumbai vs San Francisco in December?
In December, Mumbai averages 30°C high / 22°C low with about 16 mm of rain; San Francisco averages 14°C high / 7°C low with about 126 mm.