Onarga, IL has a humid continental climate with warm summers and cold winters. Average summer temperatures range from the mid-70s to the low-80s, while average winter temperatures range from the high-20s to the low-30s. Precipitation is equally distributed throughout the year, averaging around 36 inches per year. Snowfall can be significant during winter months, especially in January when snow can accumulate up to 5 inches in total.
Onarga (zip 60955), Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Onarga (zip 60955) averages 21 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 Onarga (zip 60955). The US average is 205 sunny days.
Onarga (zip 60955) gets some kind of precipitation, on average, 113 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 85 degrees
Winter Low: the January low is 15
Rain: averages 39 inches of rain a year
Snow: averages 21 inches of snow a year