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

In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Gatlinburg averages 25°C high / 14°C low with about 122 mm.

Chicago vs Gatlinburg in September

Chicago is the better pick in September — 91 vs 87 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air, while Gatlinburg is warm, rainy, clean air.

Chicago vs Gatlinburg — September climate, side by side

	Chicago	Gatlinburg
Comfort score	91/100 (S)	87/100 (A)
Feels-like high	25°C	27°C
Avg high / low	25° / 17°	25° / 14°
Rainfall	63 mm	122 mm
Rainy days	7	9
Humidity	73%	74%
Air quality (AQI)	45	37

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

Chicago vs Gatlinburg in September — FAQ

Is September better in Chicago or Gatlinburg?: Chicago is the better pick in September — 91 vs 87 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air, while Gatlinburg is warm, rainy, clean air.
What is the weather like in Chicago vs Gatlinburg in September?: In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Gatlinburg averages 25°C high / 14°C low with about 122 mm.