Climate in Montana

Montana, Montana gets 15 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Montana averages 49 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 189 sunny days per year in Montana. The US average is 205 sunny days.

Montana gets some kind of precipitation, on average, 88 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 84 degrees
Winter Low: the January low is 12
Rain: averages 15 inches of rain a year
Snow: averages 49 inches of snow a year

SPERLING'S COMFORT INDEX

Montana ranks 64/100 for Comfort Index

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 54. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.

July is the hottest month for Montana with an average high temperature of 83.7°, which ranks it as cooler than most states. In Montana, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Montana are June, August and July.

January has the coldest nighttime temperatures for Montana with an average of 11.8°. This is colder than most of the U.S. states.

Montana has 18.2 days annually when the high temperature is over 90°, which is about average compared to other states in the U.S.

Montana has 183.1 days annually when the nighttime low temperature falls below freezing, which is one of the coldest states in the U.S.

Montana averages 21.0 days annually when the nighttime low temperature falls below freezing, which is colder than most states in the U.S.

June is the wettest month in Montana with 2.5 inches of rain, and the driest month is February with 0.6 inches. The wettest season is Autumn with 34% of yearly precipitation and 14% occurs in Spring, which is the driest season. Montana's average annual rainfall of 15.2 inches indicates that it is drier than most states in the United States.

June is the rainiest month in Montana with 10.6 days of rain, and February is the driest month with only 5.6 rainy days. Montana's annual average of 88.2 days with measurable rain is less rainy than most states in the United States. The rainiest season is Summer when it rains 29% of the time and the driest is Spring with only a 21% chance of a rainy day.

With an average annual snowfall of 48.8 inches, Montana is snowier than most states in the United States.

December is the snowiest month in Montana with 9.6 inches of snow, and 9 months of the year have significant snowfall.

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