2025 Compare Climate & Weather:
Knoxville, TN vs Salem, OR

Highlights

On average, there are 154 sunny days per year in Salem. Knoxville averages 204 sunny days per year. The US average is 205 sunny days.

Salem, Oregon gets 44.9 inches of rain, on average, per year. Knoxville, Tennessee gets 50.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Salem averages 3.9 inches of snow per year. Knoxville averages 5.8 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Salem, Oregon
Summer High: the July high is around 81.1 degrees
Winter Low: the January low is 34.8
Rain: averages 44.9 inches of rain a year
Snow: averages 3.9 inches of snow a year

Knoxville, Tennessee
Summer High: the July high is around 88.1 degrees
Winter Low: the January low is 27.9
Rain: averages 50.3 inches of rain a year
Snow: averages 5.8 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Salem is 7.4 (10=best), which means it is more comfortable than most places in Oregon.

The annual BestPlaces Comfort Index for Knoxville is 7.4 (10=best), which means it is more comfortable than most places in Tennessee.

Today's Weather - Knoxville, TN

66°F

Today's Weather - Salem, OR

41°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Knoxville / Salem

July is the hottest month for Knoxville with an average high temperature of 88.1°, which ranks it as cooler than most places in Tennessee. In Knoxville, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Knoxville are May, September and October.

August is the hottest month for Salem with an average high temperature of 81.6°, which ranks it as cooler than most places in Oregon. In Salem, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Salem are September, July and August.

January has the coldest nighttime temperatures for Knoxville with an average of 27.9°. This is warmer than most places in Tennessee.

December has the coldest nighttime temperatures for Salem with an average of 34.0°. This is warmer than most places in Oregon.

In Knoxville, there are 29.7 days annually when the high temperature is over 90°, which is cooler than most places in Tennessee.

In Salem, there are 12.5 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

In Knoxville, there are 78.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Tennessee.

In Salem, there are 46.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oregon.

In Knoxville, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Tennessee.

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

July is the wettest month in Knoxville with 5.2 inches of rain, and the driest month is October with 2.7 inches. The wettest season is Spring with 28% of yearly precipitation and 21% occurs in Winter, which is the driest season. The annual rainfall of 50.3 inches in Knoxville means that it is drier than most places in Tennessee.


December is the wettest month in Salem with 7.6 inches of rain, and the driest month is July with 0.5 inches. The wettest season is Spring with 43% of yearly precipitation and 6% occurs in Autumn, which is the driest season. The annual rainfall of 44.9 inches in Salem means that it is wetter than most places in Oregon.

March is the rainiest month in Knoxville with 12.0 days of rain, and September is the driest month with only 8.1 rainy days. There are 127.3 rainy days annually in Knoxville, which is rainier than most places in Tennessee. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

November is the rainiest month in Salem with 19.2 days of rain, and August is the driest month with only 3.2 rainy days. There are 151.5 rainy days annually in Salem, 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 5.8 inches in Knoxville means that it is snowier than most places in Tennessee.

An annual snowfall of 3.9 inches in Salem means that it is about average compared to other places in Oregon.

January is the snowiest month in Knoxville with 2.4 inches of snow, and 4 months of the year have significant snowfall.

February is the snowiest month in Salem with 1.9 inches of snow, and 3 months of the year have significant snowfall.