2025 Compare Climate & Weather:
Aspen, CO vs Bozeman, MT

Highlights

On average, there are 188 sunny days per year in Bozeman. Aspen averages 246 sunny days per year. The US average is 205 sunny days.

Bozeman, Montana gets 16.9 inches of rain, on average, per year. Aspen, Colorado gets 19.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Bozeman averages 62.8 inches of snow per year. Aspen averages 152.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Bozeman, Montana
Summer High: the July high is around 84.3 degrees
Winter Low: the January low is 13.3
Rain: averages 16.9 inches of rain a year
Snow: averages 62.8 inches of snow a year

Aspen, Colorado
Summer High: the July high is around 79.6 degrees
Winter Low: the January low is 6.8
Rain: averages 19.8 inches of rain a year
Snow: averages 152.6 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Bozeman is 6.5 (10=best), which means it is less comfortable than most places in Montana.

The annual BestPlaces Comfort Index for Aspen is 5.9 (10=best), which means it is less comfortable than most places in Colorado.

Today's Weather - Aspen, CO

54°F

Today's Weather - Bozeman, MT

54°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Aspen / Bozeman

July is the hottest month for Aspen with an average high temperature of 79.6°, which ranks it as cooler than most places in Colorado. In Aspen, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Aspen are August, July and June.

July is the hottest month for Bozeman with an average high temperature of 84.3°, which ranks it as about average compared to other places in Montana. In Bozeman, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Bozeman are June, September and August.

January has the coldest nighttime temperatures for Aspen with an average of 6.8°. This is colder than most places in Colorado.

December has the coldest nighttime temperatures for Bozeman with an average of 11.6°. This is about average compared to other places in Montana.

In Aspen, there are 0.8 days annually when the high temperature is over 90°, which is cooler than most places in Colorado.

In Bozeman, there are 17.2 days annually when the high temperature is over 90°, which is about average compared to other places in Montana.

In Aspen, there are 220.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Colorado.

In Bozeman, there are 180.6 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Montana.

In Aspen, there are 20.8 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Colorado.

In Bozeman, there are 16.7 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Montana.

September is the wettest month in Aspen with 1.9 inches of rain, and the driest month is June with 1.2 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 19.8 inches in Aspen means that it is wetter than most places in Colorado.


May is the wettest month in Bozeman with 2.9 inches of rain, and the driest month is January with 0.6 inches. The wettest season is Summer with 35% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 16.9 inches in Bozeman means that it is wetter than most places in Montana.

August is the rainiest month in Aspen with 12.3 days of rain, and June is the driest month with only 7.6 rainy days. There are 110.7 rainy days annually in Aspen, which is rainier than most places in Colorado. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

May is the rainiest month in Bozeman with 13.9 days of rain, and February is the driest month with only 6.7 rainy days. There are 112.8 rainy days annually in Bozeman, which is rainier than most places in Montana. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 19% chance of a rainy day.

An annual snowfall of 152.6 inches in Aspen means that it is one of the snowiest places in Colorado.

An annual snowfall of 62.8 inches in Bozeman means that it is snowier than most places in Montana.

March is the snowiest month in Aspen with 24.4 inches of snow, and 10 months of the year have significant snowfall.

December is the snowiest month in Bozeman with 11.0 inches of snow, and 9 months of the year have significant snowfall.