Weather In Chicago March 2025. In march, chicago has a chilly spring climate with average temperatures ranging from a low of 0.4°c. In chicago, in march, snow falls for 6.1 days, with typically accumulated 1.34 (34mm) of snow.
Weather.com brings you the most accurate monthly weather forecast for chicago, il with average/record and high/low temperatures, precipitation and more. Expect 8°c daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in chicago in march.