ClimateAverages

Chicago Weather in January

JanFebMarAprMayJunJulAugSepOctNovDec
Right now
23°C
Partly cloudy · feels like 26°C
Humidity
85%
Wind
10 kph SSW
UV
0.1
Rain
0%
Updated Jul 9, 06:45 AMWeather data by WeatherAPI.com
January daytime high
-1.7°C
January overnight low
-8.9°C
January average
-5.3°C

In January, Chicago typically sees daytime highs of -1.7°C and overnight lows around -8.9°C. Compared to the annual average high of 14.1°C, January runs -15.8°C.

vs. annual avg high
-15.8°C
Rank among 12 months
#12 warmest
Hottest year overall
2011

Where January ranks in Chicago

Jan-2°FebMarAprMayJunJulAugSepOctNovDec

FAQ

What is the average temperature in Chicago in January?

January in Chicago averages a daytime high of -1.7°C and an overnight low of -8.9°C.

Is January warm or cold in Chicago?

January runs -15.8°C compared to Chicago's annual average high of 14.1°C, ranking #12 of 12 months by warmth.

What should I pack for Chicago in January?

Plan for daytime highs near -1.7°C and cooler evenings around -8.9°C.

Other months for Chicago

FebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

January in nearby cities

AuroraRockfordJolietNapervilleSpringfieldPeoriaNorth PeoriaElginWaukeganChampaignCiceroBloomington