Springfield, Illinois has a humid continental climate characterized by four distinct seasons. Summers are warm and humid while winters are cold and snowy. The area experiences moderate precipitation throughout the year.
Springfield, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Springfield averages 18 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 196 sunny days per year in Springfield. The US average is 205 sunny days.
Springfield gets some kind of precipitation, on average, 103 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 85 degrees
Winter Low: the January low is 18
Rain: averages 38 inches of rain a year
Snow: averages 18 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Springfield is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.
8.4 / 5.2
Summer / Winter
September, June and May are the most pleasant months in Springfield, while January and December are the least comfortable months.