Chester, IL (62233) experiences a humid continental climate with four distinct seasons. The summers are hot and humid, while the winters are cold and snowy with temperatures averaging around 32 掳F (0 掳C). Precipitation is abundant throughout the year, though the spring months tend to be the wettest. The average annual temperature for 62233 Chester is 53 掳F (12 掳C).
Chester (zip 62233), Illinois gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Chester (zip 62233) averages 9 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 208 sunny days per year in Chester (zip 62233). The US average is 205 sunny days.
Chester (zip 62233) gets some kind of precipitation, on average, 96 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 89 degrees
Winter Low: the January low is 22
Rain: averages 44 inches of rain a year
Snow: averages 9 inches of snow a year