Marengo, Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Marengo averages 34 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 Marengo. The US average is 205 sunny days.
Marengo gets some kind of precipitation, on average, 112 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 83 degrees
Winter Low: the January low is 12
Rain: averages 37 inches of rain a year
Snow: averages 34 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Marengo is 6.8 (10=best), which means it is less comfortable than most places in Illinois.
6.8 / 10
June, September and August are the most pleasant months in Marengo, while January and December are the least comfortable months.