Peoria, IL has a humid continental climate characterized by hot summers and cold winters. In the summer months, temperatures can reach as high as 90 degrees Fahrenheit while in winter temperatures can drop to single digits. Generally speaking, Peoria experiences four distinct seasons each year with ample rainfall throughout the year. The city is prone to extreme temperature fluctuations and sees an average of 26 inches of snowfall annually which contributes to its reputation for cold weather conditions.
Peoria, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Peoria averages 23 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 194 sunny days per year in Peoria. The US average is 205 sunny days.
Peoria 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 86 degrees
Winter Low: the January low is 16
Rain: averages 38 inches of rain a year
Snow: averages 23 inches of snow a year