Park Forest, IL has a moderate climate with four distinct seasons. Summers are generally warm and humid with highs often reaching the mid-80s and lows typically staying in the 60s. Spring and fall are pleasant and mild with temperatures ranging from highs of 70 to lows of 40 degrees. Winters in Park Forest can be cold with temperatures dropping to the teens, while snowfall averages around 24 inches per year. Overall, the climate in Park Forest is quite comfortable for most people year round.
Park Forest, Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Park Forest averages 28 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 Park Forest. The US average is 205 sunny days.
Park Forest gets some kind of precipitation, on average, 110 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 28 inches of snow a year