Parker, Illinois gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Parker 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 Parker. The US average is 205 sunny days.
Parker 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 87 degrees
Winter Low: the January low is 20
Rain: averages 43 inches of rain a year
Snow: averages 14 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Parker is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.
8.1 / 5.3
Summer / Winter
September, May and June are the most pleasant months in Parker, while January and December are the least comfortable months.