Raina Nikolia

February 2024 Weather Forecast Chicago. See all nearby weather stations. Weather.com brings you the most accurate monthly weather forecast for chicago, il with average/record and high/low temperatures, precipitation and more.

The warmer air is expected to start arriving on sunday and become widespread by the early days of the upcoming workweek. The average low temperature was 29.7 degrees, which is 7.9 degrees above normal.