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

In May, Chicago averages 20°C high / 10°C low with about 109 mm of rain; Toronto averages 19°C high / 10°C low with about 67 mm.

Chicago vs Toronto in May

Chicago and Toronto are nearly tied in May — 83 vs 83 on SeasonMap's comfort score. Chicago is nice, rainy, muggy air; Toronto is nice, a little rain.

Chicago vs Toronto — May climate, side by side

	🇺🇸 Chicago	🇨🇦 Toronto
Comfort score	83/100 (A)	83/100 (A)
Feels-like high	19°C	18°C
Avg high / low	20° / 10°	19° / 10°
Rainfall	109 mm	67 mm
Rainy days	11	9
Humidity	75%	73%
Air quality (AQI)	55	69

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

Month by month

Chicago 🇺🇸 United Statesnice, rainy, muggy air · best September83
Toronto 🇨🇦 Canadanice, a little rain · best September83

Chicago vs Toronto in May — FAQ

Is May better in Chicago or Toronto?: Chicago and Toronto are nearly tied in May — 83 vs 83 on SeasonMap's comfort score. Chicago is nice, rainy, muggy air; Toronto is nice, a little rain.
What is the weather like in Chicago vs Toronto in May?: In May, Chicago averages 20°C high / 10°C low with about 109 mm of rain; Toronto averages 19°C high / 10°C low with about 67 mm.