Chicago Weather in January: Climate, Temperature & Travel Tips
Avg -3.8°C · 60mm rain — January is winter in Chicago.
- Avg high
- -0.2 °C
- Avg low
- -7.3 °C
- Avg
- -3.8 °C
- Precipitation
- 60 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
January in Chicago, United States brings winter conditions: average temperature -3.8°C, average high -0.2°C, average low -7.3°C. Monthly rainfall averages 60mm, making it a moderate-rainfall time of year.
Pack winter clothing to stay comfortable during outdoor excursions.
What to Pack
- Heavy winter coat, thermal layers, gloves, hat
- Insulated waterproof boots
- A light rain jacket as backup
Best Things to Do
- Indoor museums, markets, and cafes
- Hot springs or indoor thermal facilities
- Evening illuminations and festivals (if any)
Pros and Cons of Visiting in January
Pros:
- A unique seasonal character that locals enjoy
Cons:
- Cold conditions require winter gear
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 July 22.8°C
- 2 August 22.7°C
- 3 June 20.3°C
- 1 January -3.8°C
- 2 February -3.4°C
- 3 December 0.6°C
FAQ
01 What is the average temperature in Chicago in January? +
The average is -3.8°C, with a high of -0°C and a low of -7°C.
02 What is Chicago like to visit in January? +
It is winter in Chicago, which is cool — bring warm clothes.
03 Does it rain often in Chicago during January? +
Average rainfall is 60mm, which is moderate.
04 What should I pack for Chicago in January? +
Heavy winter coat, thermal layers, gloves, hat; Insulated waterproof boots.
05 Is January a peak travel season for Chicago? +
It is closer to off-season, with more reasonable prices and fewer crowds.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17