What is the weather like in Chicago vs Reno in September?

In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Reno averages 29°C high / 11°C low with about 9 mm.

Chicago vs Reno in September

Chicago and Reno are nearly tied in September — 91 vs 91 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air; Reno is warm, dry, clean air.

Chicago vs Reno — September climate, side by side

	Chicago	Reno
Comfort score	91/100 (S)	91/100 (S)
Feels-like high	25°C	26°C
Avg high / low	25° / 17°	29° / 11°
Rainfall	63 mm	9 mm
Rainy days	7	2
Humidity	73%	39%
Air quality (AQI)	45	40

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

Chicago vs Reno in September — FAQ

Is September better in Chicago or Reno?: Chicago and Reno are nearly tied in September — 91 vs 91 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air; Reno is warm, dry, clean air.
What is the weather like in Chicago vs Reno in September?: In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Reno averages 29°C high / 11°C low with about 9 mm.