60501 Summit, IL has a humid continental climate with four distinct seasons. Summers are warm and humid, with average temperatures in the 70s during the day and lows in the 60s at night. Winters are cold, with average temperatures dipping to the 20s during the day and low teens at night. Spring and fall offer mild weather with temperatures ranging from the 40s to the 70s. Precipitation levels are fairly consistent year-round, averaging around 30 inches annually. Snowfall usually occurs between November and April, with an annual average of about 17 inches.
Summit (zip 60501), Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Summit (zip 60501) averages 32 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 Summit (zip 60501). The US average is 205 sunny days.
Summit (zip 60501) gets some kind of precipitation, on average, 124 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 84 degrees
Winter Low: the January low is 20
Rain: averages 39 inches of rain a year
Snow: averages 32 inches of snow a year