Fillmore, IL has a humid continental climate with hot summers and cold winters. Summers typically last from May to September and feature warm temperatures in the 70s and 80s Fahrenheit with occasional bouts of high humidity. Winters are cold, usually lasting from November through March. Temperatures can dip into the single digits in the colder months, though there is usually plenty of snowfall to keep things chilly. Precipitation is fairly plentiful throughout the year, mostly coming in the form of rain or snow.
Fillmore, Illinois gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Fillmore averages 13 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 195 sunny days per year in Fillmore. The US average is 205 sunny days.
Fillmore gets some kind of precipitation, on average, 101 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 88 degrees
Winter Low: the January low is 20
Rain: averages 41 inches of rain a year
Snow: averages 13 inches of snow a year