What is the weather like in Reno vs San Diego in September?

In September, Reno averages 29°C high / 11°C low with about 9 mm of rain; San Diego averages 26°C high / 19°C low with about 6 mm.

Reno vs San Diego in September

Reno and San Diego are nearly tied in September — 91 vs 91 on SeasonMap's comfort score. Reno is warm, dry, clean air; San Diego is warm, dry, muggy air.

Reno vs San Diego — September climate, side by side

	🇺🇸 Reno	🇺🇸 San Diego
Comfort score	91/100 (S)	91/100 (S)
Feels-like high	26°C	27°C
Avg high / low	29° / 11°	26° / 19°
Rainfall	9 mm	6 mm
Rainy days	2	1
Humidity	39%	77%
Air quality (AQI)	40	53

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

Month by month

Reno 🇺🇸 United Stateswarm, dry, clean air · best May91
San Diego 🇺🇸 United Stateswarm, dry, muggy air · best August91

Reno vs San Diego in September — FAQ

Is September better in Reno or San Diego?: Reno and San Diego are nearly tied in September — 91 vs 91 on SeasonMap's comfort score. Reno is warm, dry, clean air; San Diego is warm, dry, muggy air.
What is the weather like in Reno vs San Diego in September?: In September, Reno averages 29°C high / 11°C low with about 9 mm of rain; San Diego averages 26°C high / 19°C low with about 6 mm.