Ennis, MT has a moderate climate with warm summers and cold winters. Temperatures in the summer average in the mid to upper 70s, while winter temperatures average in the lower 20s. The area gets an average annual rainfall of approximately 17 inches, mostly occurring during spring and summer months. Snowfall is heaviest from December through February when temperatures are coldest, however snowfall is light compared to other parts of Montana.
Ennis, Montana gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Ennis averages 60 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 185 sunny days per year in Ennis. The US average is 205 sunny days.
Ennis gets some kind of precipitation, on average, 94 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.
Weather Highlights
Summer High: the July high is around 83 degrees
Winter Low: the January low is 17
Rain: averages 14 inches of rain a year
Snow: averages 60 inches of snow a year