61571 Washington, IL has a humid continental climate. Summers are hot and humid with temperatures typically reaching the mid-80s to low 90s. Winters are cold with average temperatures in the low 20s. Rainfall is abundant throughout the year with an average of 43 inches per year. Snowfall is also common in the winter months, averaging around 12-14 inches per season. During the spring and summer months thunderstorms can often be seen across the area.
Washington (zip 61571), Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Washington (zip 61571) averages 24 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Washington (zip 61571). The US average is 205 sunny days.
Washington (zip 61571) gets some kind of precipitation, on average, 108 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 39 inches of rain a year
Snow: averages 24 inches of snow a year