2025 Compare Climate & Weather:
Mills River, NC vs Greenville, SC

Highlights

On average, there are 220 sunny days per year in Greenville. Mills River averages 212 sunny days per year. The US average is 205 sunny days.

Greenville, South Carolina gets 50.9 inches of rain, on average, per year. Mills River, North Carolina gets 48.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Greenville averages 2.5 inches of snow per year. Mills River averages 9 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Greenville, South Carolina
Summer High: the July high is around 89.8 degrees
Winter Low: the January low is 30.9
Rain: averages 50.9 inches of rain a year
Snow: averages 2.5 inches of snow a year

Mills River, North Carolina
Summer High: the July high is around 83.4 degrees
Winter Low: the January low is 25.4
Rain: averages 48.4 inches of rain a year
Snow: averages 9 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Greenville is 7.5 (10=best), which means it is one of the most pleasant places in South Carolina.

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

Today's Weather - Mills River, NC

71°F

Today's Weather - Greenville, SC

77°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Mills River / Greenville

July is the hottest month for Mills River with an average high temperature of 83.4°, which ranks it as one of the coolest places in North Carolina. In Mills River, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Mills River are September, June and May.

July is the hottest month for Greenville with an average high temperature of 89.8°, which ranks it as cooler than most places in South Carolina. In Greenville, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Greenville are May, September and October.

January has the coldest nighttime temperatures for Mills River with an average of 25.4°. This is colder than most places in North Carolina.

January has the coldest nighttime temperatures for Greenville with an average of 30.9°. This is colder than most places in South Carolina.

In Mills River, there are 6.2 days annually when the high temperature is over 90°, which is one of the coolest places in North Carolina.

In Greenville, there are 40.6 days annually when the high temperature is over 90°, which is cooler than most places in South Carolina.

In Mills River, there are 98.6 days annually when the nighttime low temperature falls below freezing, which is colder than most places in North Carolina.

In Greenville, there are 57.6 days annually when the nighttime low temperature falls below freezing, which is colder than most places in South Carolina.

In Mills River, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in North Carolina.

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

June is the wettest month in Mills River with 5.0 inches of rain, and the driest month is October with 3.1 inches. The wettest season is Autumn with 29% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 48.4 inches in Mills River means that it is wetter than most places in North Carolina.


July is the wettest month in Greenville with 4.9 inches of rain, and the driest month is April with 3.6 inches. The wettest season is Autumn with 28% of yearly precipitation and 24% occurs in Winter, which is the driest season. The annual rainfall of 50.9 inches in Greenville means that it is wetter than most places in South Carolina.

July is the rainiest month in Mills River with 13.3 days of rain, and October is the driest month with only 8.4 rainy days. There are 129.8 rainy days annually in Mills River, which is one of the rainiest places in North Carolina. The rainiest season is Autumn when it rains 30% of the time and the driest is Winter with only a 22% chance of a rainy day.

July is the rainiest month in Greenville with 10.5 days of rain, and October is the driest month with only 6.9 rainy days. There are 105.1 rainy days annually in Greenville, which is rainier than most places in South Carolina. The rainiest season is Autumn when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 9.0 inches in Mills River means that it is one of the snowiest places in North Carolina.

An annual snowfall of 2.5 inches in Greenville means that it is one of the snowiest places in South Carolina.

January is the snowiest month in Mills River with 3.7 inches of snow, and 5 months of the year have significant snowfall.

January is the snowiest month in Greenville with 1.2 inches of snow, and 3 months of the year have significant snowfall.