2025 Compare Climate & Weather:
Bozeman, MT vs Hillsboro, OR

Highlights

On average, there are 142 sunny days per year in Hillsboro. Bozeman averages 188 sunny days per year. The US average is 205 sunny days.

Hillsboro, Oregon gets 39.2 inches of rain, on average, per year. Bozeman, Montana gets 16.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Hillsboro averages 3.2 inches of snow per year. Bozeman averages 62.8 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Hillsboro, Oregon
Summer High: the July high is around 80.8 degrees
Winter Low: the January low is 36.7
Rain: averages 39.2 inches of rain a year
Snow: averages 3.2 inches of snow a year

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

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Hillsboro is 7.5 (10=best), which means it is more comfortable than most places in Oregon.

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

Today's Weather - Bozeman, MT

52°F

Today's Weather - Hillsboro, OR

49°F

Average Monthly High / Low (°F)

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

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.

August is the hottest month for Hillsboro with an average high temperature of 81.8°, which ranks it as cooler than most places in Oregon. In Hillsboro, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Hillsboro are September, July and August.

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

December has the coldest nighttime temperatures for Hillsboro with an average of 35.7°. This is warmer than most places in Oregon.

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 Hillsboro, there are 13.1 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

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 Hillsboro, there are 31.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oregon.

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.

In Hillsboro, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Oregon.

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.


December is the wettest month in Hillsboro with 6.3 inches of rain, and the driest month is July with 0.7 inches. The wettest season is Spring with 42% of yearly precipitation and 7% occurs in Autumn, which is the driest season. The annual rainfall of 39.2 inches in Hillsboro means that it is about average compared to other places in Oregon.

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.

November is the rainiest month in Hillsboro with 20.2 days of rain, and August is the driest month with only 3.4 rainy days. There are 156.2 rainy days annually in Hillsboro, which is rainier than most places in Oregon. The rainiest season is Spring when it rains 35% of the time and the driest is Autumn with only a 10% chance of a rainy day.

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

An annual snowfall of 3.2 inches in Hillsboro means that it is about average compared to other places in Oregon.

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

December is the snowiest month in Hillsboro with 1.4 inches of snow, and 3 months of the year have significant snowfall.