Gurnee, IL enjoys a humid continental climate with warm summers and cold winters. During the summer months, temperatures typically reach into the low to mid 80's and there is generally moderate humidity. Winters bring temperatures that can range from mild to very cold, with an average of around 25 degrees Fahrenheit. Precipitation also varies seasonally, with slightly higher amounts in the spring and fall months. The city experiences all four seasons clearly, making it an excellent place to experience both warm weather activities as well as winter sports.
Gurnee, Illinois gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Gurnee averages 43 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 190 sunny days per year in Gurnee. The US average is 205 sunny days.
Gurnee gets some kind of precipitation, on average, 116 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 81 degrees
Winter Low: the January low is 15
Rain: averages 36 inches of rain a year
Snow: averages 43 inches of snow a year