What is the weather like in Napa vs San Francisco in October?

In October, Napa averages 26°C high / 10°C low with about 38 mm of rain; San Francisco averages 21°C high / 13°C low with about 29 mm.

Napa vs San Francisco in October

San Francisco is the better pick in October — 90 vs 86 on SeasonMap's comfort score. San Francisco is nice, dry, clean air, while Napa is warm, a little rain, clean air.

Napa vs San Francisco — October climate, side by side

	🇺🇸 Napa	🇺🇸 San Francisco
Comfort score	86/100 (A)	90/100 (S)
Feels-like high	24°C	21°C
Avg high / low	26° / 10°	21° / 13°
Rainfall	38 mm	29 mm
Rainy days	3	2
Humidity	57%	71%
Air quality (AQI)	30	40

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

Month by month

Napa vs San Francisco in October — FAQ

Is October better in Napa or San Francisco?: San Francisco is the better pick in October — 90 vs 86 on SeasonMap's comfort score. San Francisco is nice, dry, clean air, while Napa is warm, a little rain, clean air.
What is the weather like in Napa vs San Francisco in October?: In October, Napa averages 26°C high / 10°C low with about 38 mm of rain; San Francisco averages 21°C high / 13°C low with about 29 mm.