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

In May, Chicago averages 20°C high / 10°C low with about 109 mm of rain; Philadelphia averages 24°C high / 14°C low with about 101 mm.

Chicago vs Philadelphia in May

Philadelphia is the better pick in May — 91 vs 83 on SeasonMap's comfort score. Philadelphia is warm, rainy, while Chicago is nice, rainy, muggy air.

Chicago vs Philadelphia — May climate, side by side

	Chicago	Philadelphia
Comfort score	83/100 (A)	91/100 (S)
Feels-like high	19°C	24°C
Avg high / low	20° / 10°	24° / 14°
Rainfall	109 mm	101 mm
Rainy days	11	10
Humidity	75%	70%
Air quality (AQI)	55	53

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

Chicago vs Philadelphia in May — FAQ

Is May better in Chicago or Philadelphia?: Philadelphia is the better pick in May — 91 vs 83 on SeasonMap's comfort score. Philadelphia is warm, rainy, while Chicago is nice, rainy, muggy air.
What is the weather like in Chicago vs Philadelphia in May?: In May, Chicago averages 20°C high / 10°C low with about 109 mm of rain; Philadelphia averages 24°C high / 14°C low with about 101 mm.