2025 Compare Climate & Weather:
Portland, OR vs Durham, NC

Highlights

On average, there are 220 sunny days per year in Durham. Portland averages 144 sunny days per year. The US average is 205 sunny days.

Durham, North Carolina gets 45.7 inches of rain, on average, per year. Portland, Oregon gets 42.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Durham averages 3.7 inches of snow per year. Portland averages 2.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Durham, North Carolina
Summer High: the July high is around 89 degrees
Winter Low: the January low is 29.6
Rain: averages 45.7 inches of rain a year
Snow: averages 3.7 inches of snow a year

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

BestPlaces Comfort Index

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

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

Today's Weather - Portland, OR

51°F

Today's Weather - Durham, NC

68°F

Average Monthly High / Low (°F)

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

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.

July is the hottest month for Durham with an average high temperature of 89.0°, which ranks it as about average compared to other places in North Carolina. In Durham, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Durham are May, September and April.

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

January has the coldest nighttime temperatures for Durham with an average of 29.6°. This is about average compared to other places in North Carolina.

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

In Durham, there are 38.2 days annually when the high temperature is over 90°, which is about average compared to other places in North Carolina.

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 Durham, there are 70.0 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in North Carolina.

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.

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

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.


August is the wettest month in Durham with 4.6 inches of rain, and the driest month is April with 3.2 inches. The wettest season is Autumn with 28% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 45.7 inches in Durham means that it is drier than most places in North Carolina.

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.

July is the rainiest month in Durham with 10.6 days of rain, and October is the driest month with only 7.2 rainy days. There are 109.3 rainy days annually in Durham, which is about average compared to other places in North Carolina. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

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

An annual snowfall of 3.7 inches in Durham means that it is snowier than most places in North Carolina.

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

January is the snowiest month in Durham with 1.9 inches of snow, and 2 months of the year have significant snowfall.