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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


Montana's annual BestPlaces Comfort Index of 6.6 (10=best) indicates it is less comfortable than most states in the United States.

8.8 / 4.4

Summer   /   Winter
July, August and June are the most pleasant months in the state of Montana, while December and January are the least comfortable months.

Climate Averages
  Montana, MontanaUnited States
  15.2 in.38.1 in.
  48.8 in.27.8 in.
  88.2 days106.2 days
  189 days205 days
  4206 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

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.

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.

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 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.

Humidity is low in the state of Montana, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

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.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Montana    16 Reviews
    Roy Montana - 1/10/2021
    I've lived in Roy for me entire life it is a great town. Everyone are Friends if you need help someone will help you. There is a School that teaches k-12 and has sports:... Read More

    Start Your Review of Montana

    Wanting to move and have questions - 10/13/2020
    Hello! I’m looking for some input regarding relocating to MT. I’m currently living in SC, but grew up in CA. I am a stay at home mom and my husband works in banking.... Read More

    Friendiness - 7/25/2015
    I am black, my husband is white; all I've ever wanted to do is visit the lakes and mountains of Montana. I am wondering how likely it is to be accepted there in terms... Read More

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