Prairie Grove, IL enjoys a great climate with all four seasons represented. Summers are usually hot and humid with temperatures reaching into the high 80s and low 90s. Winters tend to be cold but mild, with temperatures rarely dropping below zero or rising above freezing. Spring brings moderate temperatures and plenty of rain, while fall brings cooler temperatures and colorful foliage. Overall, Prairie Grove has an ideal climate for outdoor activities year-round.
Prairie Grove, Illinois gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Prairie Grove averages 37 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 188 sunny days per year in Prairie Grove. The US average is 205 sunny days.
Prairie Grove 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 82 degrees
Winter Low: the January low is 13
Rain: averages 36 inches of rain a year
Snow: averages 37 inches of snow a year