Prairie City, IL has four distinct seasons. Summers are hot and humid with temperatures reaching up to 90°F during the day. Winters are cold and snowy with temperatures often dropping into the mid-teens. Rainfall is spread pretty evenly throughout the year although spring tends to be the wettest season. Due to its location near the Great Lakes, Prairie City experiences lake effect snow in winter. Spring and fall have milder temperatures and can be quite pleasant for outdoor activities.
Prairie City, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Prairie City averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 200 sunny days per year in Prairie City. The US average is 205 sunny days.
Prairie City gets some kind of precipitation, on average, 102 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 38 inches of rain a year
Snow: averages 22 inches of snow a year