2025 Compare Climate & Weather:
Knoxville, TN vs Black Mountain, NC

Highlights

On average, there are 213 sunny days per year in Black Mountain. Knoxville averages 204 sunny days per year. The US average is 205 sunny days.

Black Mountain, North Carolina 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.

Black Mountain averages 11.7 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

Black Mountain, North Carolina
Summer High: the July high is around 83.8 degrees
Winter Low: the January low is 25.9
Rain: averages 44.9 inches of rain a year
Snow: averages 11.7 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 Black Mountain is 7.6 (10=best), which means it is one of the most pleasant places in North Carolina.

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

60°F

Today's Weather - Black Mountain, NC

57°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Knoxville / Black Mountain

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.

July is the hottest month for Black Mountain with an average high temperature of 83.8°, which ranks it as one of the coolest places in North Carolina. In Black Mountain, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Black Mountain are September, June and May.

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

January has the coldest nighttime temperatures for Black Mountain with an average of 25.9°. This is colder than most places in North Carolina.

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

In Black Mountain, there are 6.3 days annually when the high temperature is over 90°, which is one of the coolest places in North Carolina.

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 Black Mountain, there are 96.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in North Carolina.

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 Black Mountain, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in North Carolina.

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.


June is the wettest month in Black Mountain with 4.3 inches of rain, and the driest month is October with 2.8 inches. The wettest season is Autumn with 27% of yearly precipitation and 23% occurs in Winter, which is the driest season. The annual rainfall of 44.9 inches in Black Mountain means that it is drier than most places in North Carolina.

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.

July is the rainiest month in Black Mountain with 12.8 days of rain, and October is the driest month with only 7.9 rainy days. There are 125.5 rainy days annually in Black Mountain, which is one of the rainiest places in North Carolina. The rainiest season is Autumn when it rains 29% of the time and the driest is Winter with only a 21% 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 11.7 inches in Black Mountain means that it is one of the snowiest places in North Carolina.

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

January is the snowiest month in Black Mountain with 4.0 inches of snow, and 5 months of the year have significant snowfall.