Mount Zion, Illinois gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mount Zion averages 12 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Mount Zion. The US average is 205 sunny days.
Mount Zion gets some kind of precipitation, on average, 101 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 19
Rain: averages 40 inches of rain a year
Snow: averages 12 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Mount Zion is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.
7.2 / 10
September, June and May are the most pleasant months in Mount Zion, while January and December are the least comfortable months.