Crawford County, IL has a humid continental climate with hot summers and cold winters. The average high temperature during the summer months is in the mid-80's with occasional heat waves reaching the low 90's. Winters are usually cold and snowy, with temperatures often dropping below freezing. Precipitation is fairly evenly spread throughout the year, but rainfall is highest in spring and autumn. The county sees an average of 35 to 40 inches of snowfall annually.
Crawford County, Illinois gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Crawford County averages 11 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Crawford County. The US average is 205 sunny days.
Crawford County 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 87 degrees
Winter Low: the January low is 21
Rain: averages 44 inches of rain a year
Snow: averages 11 inches of snow a year