Chicago, IL has a temperate climate with hot summers and cold winters. The average daily temperature in the summer is around 70°F (21°C), while in the winter it is around 25°F (-4°C). Chicago receives an average of 36 inches (91 cm) of precipitation per year, mostly during the spring and summer months. Snowfall in the area averages 33 inches per year, which typically occurs from December to February. The humidity levels tend to be higher in the summer than during other times of the year.
Chicago (zip 60645), Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Chicago (zip 60645) averages 36 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 189 sunny days per year in Chicago (zip 60645). The US average is 205 sunny days.
Chicago (zip 60645) gets some kind of precipitation, on average, 125 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 83 degrees
Winter Low: the January low is 18
Rain: averages 38 inches of rain a year
Snow: averages 36 inches of snow a year