Glacier County, MT Climate

Glacier, MT County has a cool, continental climate featuring warm summers and cold winters. The temperatures are relatively mild throughout the year due to its relatively high elevation. During the summer months, temperatures average around 75°F during the day and 40°F at night. During the winter, temperatures usually range from 20°F to 30°F, with occasional snowfall occurring throughout the season. Precipitation averages just over 24 inches annually, with most of it falling during the late spring and early summer months. Winters can be harsh due to strong winds from the nearby mountains but generally remain manageable. Overall, Glacier County's climate is pleasant for outdoor activities during all four seasons.

Glacier County, Montana gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Glacier County averages 82 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 158 sunny days per year in Glacier County. The US average is 205 sunny days.

Glacier County gets some kind of precipitation, on average, 90 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 77 degrees
Winter Low: the January low is 14
Rain: averages 21 inches of rain a year
Snow: averages 82 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Glacier County is 6.2 (10=best), which means it is less comfortable than most places in Montana.

8.7 Summer - 4.1 Winter

July, August and June are the most pleasant months in Glacier County, while December and January are the least comfortable months.

Climate	Glacier, Montana	United States
	21.1 in.	38.1 in.
	81.6 in.	27.8 in.
	90.2 days	106.2 days
	158 days	205 days
	76.6°	85.8°
	13.6°	21.7°
	6.2	7
	3.1	4.3
	4794 ft.	2443 ft.

Climate

YOU SHOULD KNOW

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.

August is the hottest month for Glacier County with an average high temperature of 76.6°, which ranks it as one of the coolest places in Montana. In Glacier County, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Glacier County are August, July and June.

In Glacier County, there are 4.0 days annually when the high temperature is over 90°, which is one of the coolest places in Montana.

January has the coldest nighttime temperatures for Glacier County with an average of 13.6°. This is about average compared to other places in Montana.

In Glacier County, there are 186.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Montana.

In Glacier County, there are 22.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Montana.

Humidity is low in Glacier County, 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 Glacier County with 3.2 inches of rain, and the driest month is February with 1.3 inches. The wettest season is Autumn with 30% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 21.1 inches in Glacier County means that it is one of the wettest places in Montana.

June is the rainiest month in Glacier County with 10.4 days of rain, and February is the driest month with only 6.4 rainy days. There are 90.2 rainy days annually in Glacier County, which is about average compared to other places in Montana. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 81.6 inches in Glacier County means that it is one of the snowiest places in Montana. December is the snowiest month in Glacier County with 13.8 inches of snow, and 10 months of the year have significant snowfall.

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