2025 Compare Climate & Weather:
Juneau, AK vs Portland, OR

Highlights

On average, there are 144 sunny days per year in Portland. Juneau averages 86 sunny days per year. The US average is 205 sunny days.

Portland, Oregon gets 42.8 inches of rain, on average, per year. Juneau, Alaska gets 70.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Portland averages 2.6 inches of snow per year. Juneau averages 79.8 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Portland, Oregon
Summer High: the July high is around 80.5 degrees
Winter Low: the January low is 36.4
Rain: averages 42.8 inches of rain a year
Snow: averages 2.6 inches of snow a year

Juneau, Alaska
Summer High: the July high is around 64.1 degrees
Winter Low: the January low is 24.8
Rain: averages 70.6 inches of rain a year
Snow: averages 79.8 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Juneau is 5.4 (10=best), which means it is more comfortable than most places in Alaska.

Today's Weather - Juneau, AK

38°F

Today's Weather - Portland, OR

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Juneau / Portland

July is the hottest month for Juneau with an average high temperature of 64.1°, which ranks it as about average compared to other places in Alaska. In Juneau, there are 0 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Juneau are July, August and June.

August is the hottest month for Portland with an average high temperature of 81.1°, which ranks it as cooler than most places in Oregon. In Portland, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Portland are September, July and August.

January has the coldest nighttime temperatures for Juneau with an average of 24.8°. This is warmer than most places in Alaska.

December has the coldest nighttime temperatures for Portland with an average of 35.6°. This is warmer than most places in Oregon.

In Juneau, there are 0.0 days annually when the high temperature is over 90°, which is about average compared to other places in Alaska.

In Portland, there are 11.6 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

In Juneau, there are 111.9 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Alaska.

In Portland, there are 29.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oregon.

In Juneau, there are 1.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Alaska.

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

September is the wettest month in Juneau with 10.2 inches of rain, and the driest month is April with 3.5 inches. The wettest season is Winter with 38% of yearly precipitation and 16% occurs in Summer, which is the driest season. The annual rainfall of 70.6 inches in Juneau means that it is wetter than most places in Alaska.


December is the wettest month in Portland with 6.8 inches of rain, and the driest month is July with 0.7 inches. The wettest season is Spring with 41% of yearly precipitation and 7% occurs in Autumn, which is the driest season. The annual rainfall of 42.8 inches in Portland means that it is about average compared to other places in Oregon.

October is the rainiest month in Juneau with 24.6 days of rain, and June is the driest month with only 16.8 rainy days. There are 235.7 rainy days annually in Juneau, which is one of the rainiest places in Alaska. The rainiest season is Winter when it rains 29% of the time and the driest is Summer with only a 23% chance of a rainy day.

November is the rainiest month in Portland with 19.3 days of rain, and August is the driest month with only 3.7 rainy days. There are 155.9 rainy days annually in Portland, which is rainier than most places in Oregon. The rainiest season is Spring when it rains 34% of the time and the driest is Autumn with only a 11% chance of a rainy day.

An annual snowfall of 79.8 inches in Juneau means that it is snowier than most places in Alaska.

An annual snowfall of 2.6 inches in Portland means that it is less snowy than most places in Oregon.

January is the snowiest month in Juneau with 26.4 inches of snow, and 7 months of the year have significant snowfall.

December is the snowiest month in Portland with 0.9 inches of snow, and 3 months of the year have significant snowfall.