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

In January, Chicago averages 1°C high / -6°C low with about 44 mm of rain; Philadelphia averages 6°C high / -1°C low with about 82 mm.

Chicago vs Philadelphia in January

Philadelphia is the better pick in January — 53 vs 40 on SeasonMap's comfort score. Philadelphia is cold, rainy, clean air, while Chicago is freezing, a little rain, clean air.

Chicago vs Philadelphia — January climate, side by side

	Chicago	Philadelphia
Comfort score	40/100 (F)	53/100 (D)
Feels-like high	-4°C	2°C
Avg high / low	1° / -6°	6° / -1°
Rainfall	44 mm	82 mm
Rainy days	6	9
Humidity	74%	66%
Air quality (AQI)	43	45

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

Chicago vs Philadelphia in January — FAQ

Is January better in Chicago or Philadelphia?: Philadelphia is the better pick in January — 53 vs 40 on SeasonMap's comfort score. Philadelphia is cold, rainy, clean air, while Chicago is freezing, a little rain, clean air.
What is the weather like in Chicago vs Philadelphia in January?: In January, Chicago averages 1°C high / -6°C low with about 44 mm of rain; Philadelphia averages 6°C high / -1°C low with about 82 mm.