2025 Compare Climate & Weather:
Keystone, CO vs Crested Butte, CO

Highlights

On average, there are 273 sunny days per year in Crested Butte. Keystone averages 245 sunny days per year. The US average is 205 sunny days.

Crested Butte, Colorado gets 20 inches of rain, on average, per year. Keystone, Colorado gets 19.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Crested Butte averages 196.9 inches of snow per year. Keystone averages 159.9 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Crested Butte, Colorado
Summer High: the July high is around 73.6 degrees
Winter Low: the January low is -5.8
Rain: averages 20 inches of rain a year
Snow: averages 196.9 inches of snow a year

Keystone, Colorado
Summer High: the July high is around 74.9 degrees
Winter Low: the January low is 6.1
Rain: averages 19.8 inches of rain a year
Snow: averages 159.9 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Crested Butte is 5.4 (10=best), which means it is one of the least comfortable places in Colorado.

The annual BestPlaces Comfort Index for Keystone is 5.5 (10=best), which means it is one of the least comfortable places in Colorado.

Today's Weather - Keystone, CO

34°F

Today's Weather - Crested Butte, CO

42°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Keystone / Crested Butte

July is the hottest month for Keystone with an average high temperature of 74.9°, which ranks it as one of the coolest places in Colorado. In Keystone, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Keystone are July, August and June.

July is the hottest month for Crested Butte with an average high temperature of 73.6°, which ranks it as one of the coolest places in Colorado. In Crested Butte, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Crested Butte are July, August and June.

January has the coldest nighttime temperatures for Keystone with an average of 6.1°. This is colder than most places in Colorado.

January has the coldest nighttime temperatures for Crested Butte with an average of -5.8°. This is one of the coldest places in Colorado.

In Keystone, there are 0.0 days annually when the high temperature is over 90°, which is cooler than most places in Colorado.

In Crested Butte, there are 0.0 days annually when the high temperature is over 90°, which is cooler than most places in Colorado.

In Keystone, there are 247.4 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Colorado.

In Crested Butte, there are 251.7 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Colorado.

In Keystone, there are 28.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Colorado.

In Crested Butte, there are 68.3 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Colorado.

August is the wettest month in Keystone with 2.1 inches of rain, and the driest month is January with 1.3 inches. The wettest season is Summer with 28% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 19.8 inches in Keystone means that it is wetter than most places in Colorado.


August is the wettest month in Crested Butte with 2.1 inches of rain, and the driest month is June with 1.1 inches. The wettest season is Spring with 26% of yearly precipitation and 23% occurs in Summer, which is the driest season. The annual rainfall of 20.0 inches in Crested Butte means that it is wetter than most places in Colorado.

August is the rainiest month in Keystone with 13.4 days of rain, and October is the driest month with only 7.8 rainy days. There are 127.6 rainy days annually in Keystone, which is one of the rainiest places in Colorado. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 22% chance of a rainy day.

August is the rainiest month in Crested Butte with 12.6 days of rain, and June is the driest month with only 7.1 rainy days. There are 108.9 rainy days annually in Crested Butte, which is rainier than most places in Colorado. The rainiest season is Autumn when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 159.9 inches in Keystone means that it is one of the snowiest places in Colorado.

An annual snowfall of 196.9 inches in Crested Butte means that it is one of the snowiest places in Colorado.

March is the snowiest month in Keystone with 24.3 inches of snow, and 10 months of the year have significant snowfall.

December is the snowiest month in Crested Butte with 36.9 inches of snow, and 10 months of the year have significant snowfall.