Plainfield, Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Plainfield averages 29 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 188 sunny days per year in Plainfield. The US average is 205 sunny days.
Plainfield gets some kind of precipitation, on average, 124 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 84 degrees
Winter Low: the January low is 16
Rain: averages 39 inches of rain a year
Snow: averages 29 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Plainfield is 6.9 (10=best), which means it is less comfortable than most places in Illinois.
8.9 / 4.5
Summer / Winter
June, September and August are the most pleasant months in Plainfield, while January and December are the least comfortable months.