2025 Compare Climate & Weather:
Billings, MT vs Walla Walla, WA

Highlights

On average, there are 188 sunny days per year in Walla Walla. Billings averages 205 sunny days per year. The US average is 205 sunny days.

Walla Walla, Washington gets 18.6 inches of rain, on average, per year. Billings, Montana gets 14.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Walla Walla averages 9.4 inches of snow per year. Billings averages 46.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Walla Walla, Washington
Summer High: the July high is around 89.2 degrees
Winter Low: the January low is 29.2
Rain: averages 18.6 inches of rain a year
Snow: averages 9.4 inches of snow a year

Billings, Montana
Summer High: the July high is around 88.3 degrees
Winter Low: the January low is 15.8
Rain: averages 14.2 inches of rain a year
Snow: averages 46.3 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Walla Walla is 7.4 (10=best), which means it is one of the most pleasant places in Washington.

The annual BestPlaces Comfort Index for Billings is 7.0 (10=best), which means it is one of the most pleasant places in Montana.

Today's Weather - Billings, MT

77°F

Today's Weather - Walla Walla, WA

58°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Billings / Walla Walla

July is the hottest month for Billings with an average high temperature of 88.3°, which ranks it as one of the hottest places in Montana. In Billings, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Billings are June, September and May.

July is the hottest month for Walla Walla with an average high temperature of 89.2°, which ranks it as one of the hottest places in Washington. In Walla Walla, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Walla Walla are September, June and May.

January has the coldest nighttime temperatures for Billings with an average of 15.8°. This is warmer than most places in Montana.

December has the coldest nighttime temperatures for Walla Walla with an average of 27.6°. This is colder than most places in Washington.

In Billings, there are 33.1 days annually when the high temperature is over 90°, which is one of the hottest places in Montana.

In Walla Walla, there are 37.1 days annually when the high temperature is over 90°, which is one of the hottest places in Washington.

In Billings, there are 151.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Montana.

In Walla Walla, there are 81.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.

In Billings, there are 12.6 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Montana.

In Walla Walla, there are 1.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.

May is the wettest month in Billings with 2.3 inches of rain, and the driest month is January with 0.5 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 14.2 inches in Billings means that it is about average compared to other places in Montana.


November is the wettest month in Walla Walla with 2.4 inches of rain, and the driest month is July with 0.5 inches. The wettest season is Spring with 32% of yearly precipitation and 12% occurs in Autumn, which is the driest season. The annual rainfall of 18.6 inches in Walla Walla means that it is drier than most places in Washington.

May is the rainiest month in Billings with 11.0 days of rain, and January is the driest month with only 5.4 rainy days. There are 88.3 rainy days annually in Billings, which is about average compared to other 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.

December is the rainiest month in Walla Walla with 12.8 days of rain, and August is the driest month with only 2.7 rainy days. There are 104.7 rainy days annually in Walla Walla, which is less rainy than most places in Washington. The rainiest season is Spring when it rains 34% of the time and the driest is Autumn with only a 12% chance of a rainy day.

An annual snowfall of 46.3 inches in Billings means that it is snowier than most places in Montana.

An annual snowfall of 9.4 inches in Walla Walla means that it is snowier than most places in Washington.

March is the snowiest month in Billings with 9.2 inches of snow, and 9 months of the year have significant snowfall.

December is the snowiest month in Walla Walla with 3.3 inches of snow, and 4 months of the year have significant snowfall.