What is the weather like in Lassen Volcanic National Park vs San Francisco in September?

In September, Lassen Volcanic National Park averages 20°C high / 8°C low with about 35 mm of rain; San Francisco averages 22°C high / 14°C low with about 3 mm.

Lassen Volcanic National Park vs San Francisco in September

Lassen Volcanic National Park and San Francisco are nearly tied in September — 94 vs 96 on SeasonMap's comfort score. Lassen Volcanic National Park is nice, a little rain, clean air; San Francisco is nice, dry, clean air.

Lassen Volcanic National Park vs San Francisco — September climate, side by side

	🇺🇸 Lassen Volcanic National Park	🇺🇸 San Francisco
Comfort score	94/100 (S)	96/100 (S)
Feels-like high	17°C	21°C
Avg high / low	20° / 8°	22° / 14°
Rainfall	35 mm	3 mm
Rainy days	5	1
Humidity	47%	75%
Air quality (AQI)	41	35

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

Month by month

Lassen Volcanic National Park vs San Francisco in September — FAQ

Is September better in Lassen Volcanic National Park or San Francisco?: Lassen Volcanic National Park and San Francisco are nearly tied in September — 94 vs 96 on SeasonMap's comfort score. Lassen Volcanic National Park is nice, a little rain, clean air; San Francisco is nice, dry, clean air.
What is the weather like in Lassen Volcanic National Park vs San Francisco in September?: In September, Lassen Volcanic National Park averages 20°C high / 8°C low with about 35 mm of rain; San Francisco averages 22°C high / 14°C low with about 3 mm.