ClimaGo › Chicago › Weather in December
United States
December transforms Chicago into a winter wonderland with cold temperatures in the 30s and occasional snow, offering holiday shopping at iconic stores and festive decorations throughout the magical downtown streets.
Avg High
5°C
Avg Low
-2°C
Daily Rain
2.2mm
Rainfall
Low
💡 Best months to visit Chicago: Jun, Aug, Sep
Chicago's architectural masterpieces, deep dish pizza and lakefront beauty showcase Midwest sophistication.