Harrison, Montana enjoys a relatively mild climate, with warm summers and cold winters. The temperature rarely drops below 0°F (-18°C) in the winter and rarely rises above 90°F (32°C) in the summer. The area is subject to frequent heavy snowfall during the winter months and occasional thunderstorms during the summer months. Overall, Harrison has a pleasant climate with plenty of sunshine throughout the year and an abundance of outdoor activities for visitors to enjoy.
Harrison, Montana gets 16 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Harrison averages 60 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 186 sunny days per year in Harrison. The US average is 205 sunny days.
Harrison 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 18
Rain: averages 16 inches of rain a year
Snow: averages 60 inches of snow a year