McCook, IL has a humid continental climate with four distinct seasons. Summers in McCook are warm and humid, with temperatures ranging from the mid-70s to mid-80s. Winters are cold and snowy, with temperatures often dropping below freezing and accumulations of several inches of snow common. Spring is mild and wet while autumn brings colorful foliage and cool nights. Precipitation in McCook is spread out evenly throughout the year, though snowfall is more frequent during winter months. Overall, the climate is conducive to a variety of outdoor activities throughout the year.
McCook, Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
McCook averages 32 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 186 sunny days per year in McCook. The US average is 205 sunny days.
McCook gets some kind of precipitation, on average, 121 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 16
Rain: averages 39 inches of rain a year
Snow: averages 32 inches of snow a year