Chicago

Avg weather in December
3°
SUN
9 Hrs per day
RAIN
31 mm per month
HUMIDITY
83 % avg
WIND
13 Mph avg

Intro

What’s the weather like in Chicago in December?

Located in the US Midwest in the state of Illinois, Chicago’s weather is influenced by Lake Michigan. A continental climate brings warm summers and bitterly cold winters to the city. In December, temperatures stay below freezing for most of the day, so make sure you come prepared with a thick winter coat along with hats, scarves and gloves. Snow’s very likely this month, so be prepared for extreme weather if you visit Chicago in December.

Averages

The average temperature in Chicago at this time of year is a chilly -3°C, with highs of 2°C and an average low of -8°C. With such extreme cold, it’s a good idea to come prepared with base layers for your holiday in December, along with your thickest winter clothes. Although it’s freezing, around half of the days this month are sunny, while 65mm of rain’s predicted over the course of nine wet days.

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