Rockford (zip 61109), Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Rockford (zip 61109) averages 35 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 191 sunny days per year in Rockford (zip 61109). The US average is 205 sunny days.
Rockford (zip 61109) gets some kind of precipitation, on average, 116 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 13
Rain: averages 37 inches of rain a year
Snow: averages 35 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for the 61109 zip code is 6.8 (10=best), which means it is less comfortable than most places in Illinois.
9 / 4.3
Summer / Winter
June, September and August are the most pleasant months in the 61109 zip code, while January and December are the least comfortable months.