Harmon, IL has a humid continental climate, with warm summers and cold winters. Average high temperatures in the summer months reach around 81°F (27°C) while average lows in the winter can drop to 16°F (-9°C). Precipitation is quite high, with over 45 inches (116 cm) of rain and snow combined throughout the year. There are four distinct seasons in Harmon, IL with moderately warm summers, chilly winters and two separate wet periods throughout the year.
Harmon (zip 61042), Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Harmon (zip 61042) averages 29 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 191 sunny days per year in Harmon (zip 61042). The US average is 205 sunny days.
Harmon (zip 61042) gets some kind of precipitation, on average, 97 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 13
Rain: averages 37 inches of rain a year
Snow: averages 29 inches of snow a year