What is the weather like in Chicago vs Toronto in August?

In August, Chicago averages 28°C high / 20°C low with about 78 mm of rain; Toronto averages 27°C high / 18°C low with about 68 mm.

Chicago vs Toronto in August

Toronto is the better pick in August — 86 vs 81 on SeasonMap's comfort score. Toronto is warm, a little rain, while Chicago is hot, a little rain.

Chicago vs Toronto — August climate, side by side

	🇺🇸 Chicago	🇨🇦 Toronto
Comfort score	81/100 (A)	86/100 (A)
Feels-like high	31°C	28°C
Avg high / low	28° / 20°	27° / 18°
Rainfall	78 mm	68 mm
Rainy days	8	6
Humidity	74%	73%
Air quality (AQI)	56	55

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

Month by month

Chicago 🇺🇸 United Stateshot, a little rain · best September81
Toronto 🇨🇦 Canadawarm, a little rain · best September86

Chicago vs Toronto in August — FAQ

Is August better in Chicago or Toronto?: Toronto is the better pick in August — 86 vs 81 on SeasonMap's comfort score. Toronto is warm, a little rain, while Chicago is hot, a little rain.
What is the weather like in Chicago vs Toronto in August?: In August, Chicago averages 28°C high / 20°C low with about 78 mm of rain; Toronto averages 27°C high / 18°C low with about 68 mm.