2025 Compare Climate & Weather:
Kalispell, MT vs Chelan, WA

Highlights

On average, there are 196 sunny days per year in Chelan. Kalispell averages 151 sunny days per year. The US average is 205 sunny days.

Chelan, Washington gets 12.4 inches of rain, on average, per year. Kalispell, Montana gets 18 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Chelan averages 33.8 inches of snow per year. Kalispell averages 55.9 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Chelan, Washington
Summer High: the July high is around 86.3 degrees
Winter Low: the January low is 22.3
Rain: averages 12.4 inches of rain a year
Snow: averages 33.8 inches of snow a year

Kalispell, Montana
Summer High: the July high is around 80.5 degrees
Winter Low: the January low is 17
Rain: averages 18 inches of rain a year
Snow: averages 55.9 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Chelan is 7.1 (10=best), which means it is about average compared to other places in Washington.

The annual BestPlaces Comfort Index for Kalispell is 6.3 (10=best), which means it is less comfortable than most places in Montana.

Today's Weather - Kalispell, MT

68°F

Today's Weather - Chelan, WA

74°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Kalispell / Chelan

August is the hottest month for Kalispell with an average high temperature of 80.8°, which ranks it as cooler than most places in Montana. In Kalispell, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Kalispell are July, August and June.

August is the hottest month for Chelan with an average high temperature of 86.6°, which ranks it as warmer than most places in Washington. In Chelan, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Chelan are June, September and May.

December has the coldest nighttime temperatures for Kalispell with an average of 16.8°. This is warmer than most places in Montana.

December has the coldest nighttime temperatures for Chelan with an average of 21.8°. This is colder than most places in Washington.

In Kalispell, there are 8.8 days annually when the high temperature is over 90°, which is cooler than most places in Montana.

In Chelan, there are 27.3 days annually when the high temperature is over 90°, which is hotter than most places in Washington.

In Kalispell, there are 176.0 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Montana.

In Chelan, there are 122.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.

In Kalispell, there are 8.8 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Montana.

In Chelan, there are 2.0 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.

June is the wettest month in Kalispell with 2.8 inches of rain, and the driest month is February with 1.0 inches. The wettest season is Autumn with 30% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 18.0 inches in Kalispell means that it is wetter than most places in Montana.


December is the wettest month in Chelan with 1.9 inches of rain, and the driest month is August with 0.3 inches. The wettest season is Spring with 39% of yearly precipitation and 13% occurs in Autumn, which is the driest season. The annual rainfall of 12.4 inches in Chelan means that it is drier than most places in Washington.

January is the rainiest month in Kalispell with 13.6 days of rain, and August is the driest month with only 7.0 rainy days. There are 128.5 rainy days annually in Kalispell, which is one of the rainiest places in Montana. The rainiest season is Spring when it rains 29% of the time and the driest is Autumn with only a 22% chance of a rainy day.

December is the rainiest month in Chelan with 9.1 days of rain, and August is the driest month with only 2.2 rainy days. There are 69.4 rainy days annually in Chelan, which is one of the least rainy places in Washington. The rainiest season is Spring when it rains 36% of the time and the driest is Autumn with only a 15% chance of a rainy day.

An annual snowfall of 55.9 inches in Kalispell means that it is snowier than most places in Montana.

An annual snowfall of 33.8 inches in Chelan means that it is snowier than most places in Washington.

December is the snowiest month in Kalispell with 17.7 inches of snow, and 7 months of the year have significant snowfall.

December is the snowiest month in Chelan with 13.7 inches of snow, and 5 months of the year have significant snowfall.