What is the weather like in Chicago vs Louisville in October?

In October, Chicago averages 18°C high / 9°C low with about 117 mm of rain; Louisville averages 22°C high / 10°C low with about 74 mm.

Chicago vs Louisville in October

Louisville is the better pick in October — 87 vs 73 on SeasonMap's comfort score. Louisville is nice, a little rain, clean air, while Chicago is nice, rainy, clean air.

Chicago vs Louisville — October climate, side by side

	🇺🇸 Chicago	🇺🇸 Louisville
Comfort score	73/100 (B)	87/100 (A)
Feels-like high	16°C	21°C
Avg high / low	18° / 9°	22° / 10°
Rainfall	117 mm	74 mm
Rainy days	10	6
Humidity	70%	70%
Air quality (AQI)	35	33

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

Month by month

Chicago vs Louisville in October — FAQ

Is October better in Chicago or Louisville?: Louisville is the better pick in October — 87 vs 73 on SeasonMap's comfort score. Louisville is nice, a little rain, clean air, while Chicago is nice, rainy, clean air.
What is the weather like in Chicago vs Louisville in October?: In October, Chicago averages 18°C high / 9°C low with about 117 mm of rain; Louisville averages 22°C high / 10°C low with about 74 mm.