2025 Compare Climate & Weather:
Snoqualmie Pass, WA vs Sunriver, OR

Highlights

On average, there are 162 sunny days per year in Sunriver. Snoqualmie Pass averages 201 sunny days per year. The US average is 205 sunny days.

Sunriver, Oregon gets 17.7 inches of rain, on average, per year. Snoqualmie Pass, Washington gets 74.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Sunriver averages 49.4 inches of snow per year. Snoqualmie Pass averages 19.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Sunriver, Oregon
Summer High: the July high is around 81.9 degrees
Winter Low: the January low is 20.9
Rain: averages 17.7 inches of rain a year
Snow: averages 49.4 inches of snow a year

Snoqualmie Pass, Washington
Summer High: the July high is around 75.6 degrees
Winter Low: the January low is 33.7
Rain: averages 74.4 inches of rain a year
Snow: averages 19.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Sunriver is 6.7 (10=best), which means it is one of the least comfortable places in Oregon.

The annual BestPlaces Comfort Index for Snoqualmie Pass is 6.7 (10=best), which means it is less comfortable than most places in Washington.

Today's Weather - Snoqualmie Pass, WA

41°F

Today's Weather - Sunriver, OR

49°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Snoqualmie Pass / Sunriver

August is the hottest month for Snoqualmie Pass with an average high temperature of 76.2°, which ranks it as cooler than most places in Washington. In Snoqualmie Pass, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Snoqualmie Pass are August, July and September.

July is the hottest month for Sunriver with an average high temperature of 81.9°, which ranks it as about average compared to other places in Oregon. In Sunriver, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sunriver are August, July and September.

December has the coldest nighttime temperatures for Snoqualmie Pass with an average of 32.6°. This is about average compared to other places in Washington.

December has the coldest nighttime temperatures for Sunriver with an average of 20.0°. This is one of the coldest places in Oregon.

In Snoqualmie Pass, there are 3.4 days annually when the high temperature is over 90°, which is about average compared to other places in Washington.

In Sunriver, there are 11.3 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

In Snoqualmie Pass, there are 55.9 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Washington.

In Sunriver, there are 202.1 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Oregon.

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

In Sunriver, there are 3.4 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Oregon.

November is the wettest month in Snoqualmie Pass with 12.5 inches of rain, and the driest month is July with 1.6 inches. The wettest season is Spring with 37% of yearly precipitation and 9% occurs in Autumn, which is the driest season. The annual rainfall of 74.4 inches in Snoqualmie Pass means that it is one of the wettest places in Washington.


December is the wettest month in Sunriver with 3.1 inches of rain, and the driest month is August with 0.6 inches. The wettest season is Spring with 42% of yearly precipitation and 14% occurs in Autumn, which is the driest season. The annual rainfall of 17.7 inches in Sunriver means that it is drier than most places in Oregon.

November is the rainiest month in Snoqualmie Pass with 21.4 days of rain, and August is the driest month with only 6.3 rainy days. There are 184.4 rainy days annually in Snoqualmie Pass, which is one of the rainiest places in Washington. The rainiest season is Spring when it rains 30% of the time and the driest is Autumn with only a 14% chance of a rainy day.

December is the rainiest month in Sunriver with 11.7 days of rain, and August is the driest month with only 3.0 rainy days. There are 88.6 rainy days annually in Sunriver, which is less rainy than most places in Oregon. The rainiest season is Spring when it rains 36% of the time and the driest is Autumn with only a 13% chance of a rainy day.

An annual snowfall of 19.5 inches in Snoqualmie Pass means that it is snowier than most places in Washington.

An annual snowfall of 49.4 inches in Sunriver means that it is one of the snowiest places in Oregon.

December is the snowiest month in Snoqualmie Pass with 6.6 inches of snow, and 5 months of the year have significant snowfall.

December is the snowiest month in Sunriver with 13.7 inches of snow, and 7 months of the year have significant snowfall.