Month-by-month travel weather
Chicago December weather
Chicago, United States · December
Blocking wind and covering exposed skin changes everything
December is solidly winter. Cold air plus wind chill can feel harsh, and snow or slush can complicate walking.
Holiday plans often run into the evening, so gloves/hat/scarf become comfort gear, not extras.
December averages at a glance
Average low
around -6 to -2°C
Average high
around 0–4°C
Average precipitation
around 30–55 mm (incl. snow)
Snow/rain days
about 8–12 days
What to wear in December in Chicago
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Heavy coat/parka + warm mid-layers.
- • Gloves/hat/scarf reduce exposed skin to wind.
- • Optional winter shoes with traction/water resistance.
Travel tips for visiting Chicago in December
- • Lakeside wind can drop comfort sharply—plan routes accordingly.
- • Layers help with strong indoor heating when you step inside.
December weather in Chicago — FAQ
Q. Is December very cold?
A. Often yes, and wind chill can make it feel much colder.
Q. Should I plan for snow?
A. It’s possible—especially for footwear and walking routes.
Explore Chicago
These pages are connected so you can compare conditions and decide for yourself.