Coffeen, IL has a humid continental climate with cold and snowy winters and hot and humid summers. Average temperatures in the winter months range from highs of around 40°F to lows of around 18°F while summer temperatures can range from highs of 86°F to lows of 63°F. Rainfall is fairly evenly distributed throughout the year, with an average annual total of about 40 inches. Snowfall is also common in Coffeen during the winter months, averaging just over 20 inches per season.
Coffeen (zip 62017), Illinois gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Coffeen (zip 62017) averages 14 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 198 sunny days per year in Coffeen (zip 62017). The US average is 205 sunny days.
Coffeen (zip 62017) gets some kind of precipitation, on average, 95 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 14 inches of snow a year