Sun Prairie, Wisconsin gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sun Prairie averages 43 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 187 sunny days per year in Sun Prairie. The US average is 205 sunny days.
Sun Prairie gets some kind of precipitation, on average, 113 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 81 degrees
Winter Low: the January low is 9
Rain: averages 35 inches of rain a year
Snow: averages 43 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Sun Prairie is 6.6 (10=best), which means it is more comfortable than most places in Wisconsin.
6.6 / 10
August, July and June are the most pleasant months in Sun Prairie, while January and December are the least comfortable months.