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

In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Cleveland averages 24°C high / 17°C low with about 61 mm.

Chicago vs Cleveland in September

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

Chicago vs Cleveland — September climate, side by side

	🇺🇸 Chicago	🇺🇸 Cleveland
Comfort score	91/100 (S)	91/100 (S)
Feels-like high	25°C	25°C
Avg high / low	25° / 17°	24° / 17°
Rainfall	63 mm	61 mm
Rainy days	7	6
Humidity	73%	76%
Air quality (AQI)	45	43

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

Month by month

Chicago vs Cleveland in September — FAQ

Is September better in Chicago or Cleveland?: Chicago and Cleveland are nearly tied in September — 91 vs 91 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air; Cleveland is warm, a little rain, clean air.
What is the weather like in Chicago vs Cleveland in September?: In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Cleveland averages 24°C high / 17°C low with about 61 mm.