Chicago

The tables below display average monthly climate and weather indicators in Chicago Illinois. Temperature by: Fahrenheit / Centigrade Chicago Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Avg. Temperature -6.1 -3.7 2.9 9.2 14.9 20.3 22.9 22.1 18.0 11.6 4.4 -3.0 9.4 Avg. Max Temperature -1.7 0.8 7.7 14.8 21.2 26.4 28.7 27.7 23.8 17.4 9.1 1.1 14.8 Avg. Min Temperature -10.6 -8.2 -1.9 3.7 8.7 14.2 17.0 16.4 12.2 5.7 -0.2 -7.2 4.2 Days with Max Temp of 32 C or Higher 0.0 0.0 0.0 < 0.5 1.0 4.0 6.0 4.0 2.0 < 0.5 0.0 0.0 17.0 Days with Min Temp Below Freezing 29.0 25.0 21.0 8.0 1.0 0.0 0.0 0.0 < 0.5 5.0 17.0 26.0 131     Chicago Heating and Cooling Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Heating Degree Days 1364 1109 862 492 235 35.0 5.0 19.0 84.0 391 750 1190 6536 Cooling Degree Days 0.0 0.0 0.0 0.0 46.0 143 259 226 66.0 12.0 0.0 0.0 752     Chicago Precipitation Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Precipitation (inches) 1.5 1.4 2.7 3.6 3.3 3.8 3.7 4.2 3.8 2.4 2.9 2.5 35.8 Days with Precipitation 0.01 inch or More 11.0 9.0 12.0 13.0 11.0 10.0 10.0 9.0 9.0 9.0 11.0 11.0 125 Monthly Snowfall (inches) 10.7 8.2 6.6 1.6 0.1 < 0.05 < 0.05 < 0.05 < 0.05 0.4 1.9 8.1 37.6     Other Chicago Weather Indicators Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Average Wind Speed 11.7 11.4 11.9 11.9 10.5 9.3 8.4 8.2 8.9 10.1 11.2 11.0 10.4 Clear Days 7.0 6.0 5.0 6.0 7.0 7.0 8.0 9.0 9.0 9.0 5.0 6.0 84.0 Partly Cloudy Days 6.0 6.0 8.0 8.0 10.0 11.0 12.0 11.0 10.0 9.0 6.0 6.0 105 Cloudy Days 18.0 16.0 18.0 16.0 14.0 11.0 10.0 11.0 11.0 14.0 18.0 19.0 176 Percent of Possible Sunshine 44.0 49.0 51.0 50.0 58.0 67.0 66.0 62.0 59.0 55.0 38.0 43.0 54.0 Avg. Relative Humidity 59.0 73.5 73.0 69.5 66.5 66.5 69.0 71.5 71.5 70.0 69.0 73.0 75.0

Weather information for other cities in Illinois • Cairo Weather • Moline Weather • Peoria Weather • Rockford Weather • Springfield Weather