Great Falls, Montana gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Great Falls averages 58 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 Great Falls. The US average is 205 sunny days.
Great Falls gets some kind of precipitation, on average, 90 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 85 degrees
Winter Low: the January low is 17
Rain: averages 14 inches of rain a year
Snow: averages 58 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Great Falls is 6.8 (10=best), which means it is more comfortable than most places in Montana.
9 / 4.9
Summer / Winter
July, August and June are the most pleasant months in Great Falls, while January and December are the least comfortable months.