The climate in 60154 Westchester, IL is generally temperate throughout the year. Summers are hot and humid with temperatures averaging around 80 degrees Fahrenheit, while winters are cold and wet with temperatures averaging around 30 degrees Fahrenheit. Rainfall is evenly distributed throughout the year, with an average of just over 40 inches per year. The area sees less snow than other parts of Illinois, typically receiving only about 16 inches of snow annually. Winters can be especially windy as well, often creating chilly conditions.
Westchester (zip 60154), Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Westchester (zip 60154) averages 34 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 189 sunny days per year in Westchester (zip 60154). The US average is 205 sunny days.
Westchester (zip 60154) gets some kind of precipitation, on average, 120 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 39 inches of rain a year
Snow: averages 34 inches of snow a year