2025 Compare Climate & Weather:
Glendive, MT vs Lewiston, ID

Highlights

On average, there are 169 sunny days per year in Lewiston. Glendive averages 202 sunny days per year. The US average is 205 sunny days.

Lewiston, Idaho gets 15.8 inches of rain, on average, per year. Glendive, Montana gets 13.5 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Lewiston averages 12.5 inches of snow per year. Glendive averages 22.9 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Lewiston, Idaho
Summer High: the July high is around 88.3 degrees
Winter Low: the January low is 28.5
Rain: averages 15.8 inches of rain a year
Snow: averages 12.5 inches of snow a year

Glendive, Montana
Summer High: the July high is around 87.6 degrees
Winter Low: the January low is 7.3
Rain: averages 13.5 inches of rain a year
Snow: averages 22.9 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Lewiston is 7.2 (10=best), which means it is one of the most pleasant places in Idaho.

The annual BestPlaces Comfort Index for Glendive is 6.9 (10=best), which means it is one of the most pleasant places in Montana.

Today's Weather - Glendive, MT

57°F

Today's Weather - Lewiston, ID

73°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Glendive / Lewiston

July is the hottest month for Glendive with an average high temperature of 87.6°, which ranks it as one of the hottest places in Montana. In Glendive, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Glendive are June, September and May.

July is the hottest month for Lewiston with an average high temperature of 88.3°, which ranks it as warmer than most places in Idaho. In Lewiston, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Lewiston are September, June and May.

January has the coldest nighttime temperatures for Glendive with an average of 7.3°. This is colder than most places in Montana.

December has the coldest nighttime temperatures for Lewiston with an average of 27.1°. This is one of the warmest places in Idaho.

In Glendive, there are 34.2 days annually when the high temperature is over 90°, which is one of the hottest places in Montana.

In Lewiston, there are 36.8 days annually when the high temperature is over 90°, which is hotter than most places in Idaho.

In Glendive, there are 169.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Montana.

In Lewiston, there are 88.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Idaho.

In Glendive, there are 27.2 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Montana.

In Lewiston, there are 0.9 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Idaho.

June is the wettest month in Glendive with 2.4 inches of rain, and the driest month is February with 0.3 inches. The wettest season is Autumn with 42% of yearly precipitation and 8% occurs in Spring, which is the driest season. The annual rainfall of 13.5 inches in Glendive means that it is drier than most places in Montana.


November is the wettest month in Lewiston with 1.8 inches of rain, and the driest month is July with 0.7 inches. The wettest season is Summer with 31% of yearly precipitation and 17% occurs in Autumn, which is the driest season. The annual rainfall of 15.8 inches in Lewiston means that it is about average compared to other places in Idaho.

June is the rainiest month in Glendive with 10.1 days of rain, and February is the driest month with only 3.6 rainy days. There are 73.6 rainy days annually in Glendive, which is less rainy than most places in Montana. The rainiest season is Autumn when it rains 32% of the time and the driest is Spring with only a 17% chance of a rainy day.

November is the rainiest month in Lewiston with 12.8 days of rain, and August is the driest month with only 4.2 rainy days. There are 110.4 rainy days annually in Lewiston, which is rainier than most places in Idaho. The rainiest season is Spring when it rains 30% of the time and the driest is Autumn with only a 16% chance of a rainy day.

An annual snowfall of 22.9 inches in Glendive means that it is one of the least snowy places in Montana.

An annual snowfall of 12.5 inches in Lewiston means that it is one of the least snowy places in Idaho.

December is the snowiest month in Glendive with 4.9 inches of snow, and 8 months of the year have significant snowfall.

December is the snowiest month in Lewiston with 4.5 inches of snow, and 5 months of the year have significant snowfall.