ClimateAverages

Chicago Weather in December

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
December daytime high
1.3°C
December overnight low
-5.3°C
December average
-2.0°C

In December, Chicago typically sees daytime highs of 1.3°C and overnight lows around -5.3°C. Compared to the annual average high of 14.1°C, December runs -12.8°C.

vs. annual avg high
-12.8°C
Rank among 12 months
#10 warmest
Hottest year overall
2011

Where December ranks in Chicago

JanFebMarAprMayJunJulAugSepOctNovDec1°

FAQ

What is the average temperature in Chicago in December?

December in Chicago averages a daytime high of 1.3°C and an overnight low of -5.3°C.

Is December warm or cold in Chicago?

December runs -12.8°C compared to Chicago's annual average high of 14.1°C, ranking #10 of 12 months by warmth.

What should I pack for Chicago in December?

Plan for daytime highs near 1.3°C and cooler evenings around -5.3°C.

Other months for Chicago

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovember

December in nearby cities

AuroraRockfordJolietNapervilleSpringfieldPeoriaNorth PeoriaElginWaukeganChampaignCiceroBloomington