2025 Compare Climate & Weather:
Fort Mill, SC vs Louisville, KY

Highlights

On average, there are 195 sunny days per year in Louisville. Fort Mill averages 211 sunny days per year. The US average is 205 sunny days.

Louisville, Kentucky gets 46.2 inches of rain, on average, per year. Fort Mill, South Carolina gets 44.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Louisville averages 8.7 inches of snow per year. Fort Mill averages 2.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Louisville, Kentucky
Summer High: the July high is around 87.6 degrees
Winter Low: the January low is 25.5
Rain: averages 46.2 inches of rain a year
Snow: averages 8.7 inches of snow a year

Fort Mill, South Carolina
Summer High: the July high is around 90.4 degrees
Winter Low: the January low is 30.8
Rain: averages 44.1 inches of rain a year
Snow: averages 2.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Louisville-Jefferson County is 7.3 (10=best), which means it is one of the most pleasant places in Kentucky.

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

Today's Weather - Fort Mill, SC

70°F

Today's Weather - Louisville, KY

68°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Fort Mill / Louisville

July is the hottest month for Fort Mill with an average high temperature of 90.4°, which ranks it as cooler than most places in South Carolina. In Fort Mill, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Fort Mill are May, September and April.

July is the hottest month for Louisville-Jefferson County with an average high temperature of 87.6°, which ranks it as warmer than most places in Kentucky. In Louisville-Jefferson County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Louisville-Jefferson County are May, September and June.

January has the coldest nighttime temperatures for Fort Mill with an average of 30.8°. This is colder than most places in South Carolina.

January has the coldest nighttime temperatures for Louisville-Jefferson County with an average of 25.5°. This is warmer than most places in Kentucky.

In Fort Mill, there are 46.4 days annually when the high temperature is over 90°, which is cooler than most places in South Carolina.

In Louisville-Jefferson County, there are 29.0 days annually when the high temperature is over 90°, which is about average compared to other places in Kentucky.

In Fort Mill, there are 58.6 days annually when the nighttime low temperature falls below freezing, which is colder than most places in South Carolina.

In Louisville-Jefferson County, there are 82.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Kentucky.

In Fort Mill, 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.

In Louisville-Jefferson County, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Kentucky.

August is the wettest month in Fort Mill with 4.3 inches of rain, and the driest month is May with 3.0 inches. The wettest season is Autumn with 28% of yearly precipitation and 23% occurs in Summer, which is the driest season. The annual rainfall of 44.1 inches in Fort Mill means that it is one of the driest places in South Carolina.


May is the wettest month in Louisville-Jefferson County with 5.2 inches of rain, and the driest month is September with 3.2 inches. The wettest season is Summer with 29% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 46.2 inches in Louisville-Jefferson County means that it is drier than most places in Kentucky.

March is the rainiest month in Fort Mill with 9.1 days of rain, and September is the driest month with only 6.3 rainy days. There are 98.9 rainy days annually in Fort Mill, which is less rainy than most places in South Carolina. The rainiest season is Spring when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

May is the rainiest month in Louisville-Jefferson County with 11.7 days of rain, and September is the driest month with only 7.2 rainy days. There are 115.3 rainy days annually in Louisville-Jefferson County, which is about average compared to other places in Kentucky. The rainiest season is Summer 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 2.5 inches in Fort Mill means that it is one of the snowiest places in South Carolina.

An annual snowfall of 8.7 inches in Louisville-Jefferson County means that it is about average compared to other places in Kentucky.

February is the snowiest month in Fort Mill with 1.0 inches of snow, and 2 months of the year have significant snowfall.

February is the snowiest month in Louisville-Jefferson County with 2.9 inches of snow, and 4 months of the year have significant snowfall.