Hays, MT has a continental climate with mild summers and cold and snowy winters. The average summer temperature in the area is around 70°F and the average winter temperature is around 20°F. In the summer months, thunderstorms can occasionally occur in the area due to its location in an intermountain basin. During the winter months, snowfall is common but annual snowfall varies from year to year. During particularly dry years, temperatures may dip into the single digits or lower for several days at a time.
Hays, Montana gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Hays averages 34 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Hays. The US average is 205 sunny days.
Hays gets some kind of precipitation, on average, 72 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 81 degrees
Winter Low: the January low is 10
Rain: averages 14 inches of rain a year
Snow: averages 34 inches of snow a year