Shawnee, Illinois gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Shawnee averages 9 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 Shawnee. The US average is 205 sunny days.
Shawnee 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.
Summer High: the July high is around 89 degrees
Winter Low: the January low is 24
Rain: averages 46 inches of rain a year
Snow: averages 9 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Shawnee is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.
7.4 / 5.7
Summer / Winter
September, May and October are the most pleasant months in Shawnee, while January and December are the least comfortable months.