Wilmette, IL (60091) has a humid continental climate, characterized by hot summers and cold winters. The temperature in the summer months can range from highs of 80 to 90 degrees Fahrenheit during the day and lows between 65 and 70 degrees at night. Winters in Wilmette can be quite cold with temperatures ranging from the mid-20s during the day to single digits at night. Rainfall is abundant throughout the year with an average of 37 inches annually. Snowfall is also common in winter months, averaging 22 inches per year.
Wilmette (zip 60091), Illinois gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Wilmette (zip 60091) 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 Wilmette (zip 60091). The US average is 205 sunny days.
Wilmette (zip 60091) 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 17
Rain: averages 36 inches of rain a year
Snow: averages 36 inches of snow a year