Tinley Park, IL has a humid continental climate with hot and humid summers, cold and snowy winters, and pleasant spring and fall seasons. Summer temperatures often reach into the 80s Fahrenheit while winter temperatures can drop to below freezing. Tinley Park receives an average of 38 inches of rain per year and experiences frequent thunderstorms during the summer months. Snowfall averages about 42 inches per year, with heavy snowfall occurring mostly during January and February.
Tinley Park, Illinois gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Tinley Park averages 30 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 Tinley Park. The US average is 205 sunny days.
Tinley Park gets some kind of precipitation, on average, 123 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 17
Rain: averages 40 inches of rain a year
Snow: averages 30 inches of snow a year