2025 Compare Climate & Weather:
Algonquin, IL vs Clemson, SC

Highlights

On average, there are 222 sunny days per year in Clemson. Algonquin averages 186 sunny days per year. The US average is 205 sunny days.

Clemson, South Carolina gets 51.5 inches of rain, on average, per year. Algonquin, Illinois gets 38 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Clemson averages 1.8 inches of snow per year. Algonquin averages 32.7 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Clemson, South Carolina
Summer High: the July high is around 89.9 degrees
Winter Low: the January low is 30.9
Rain: averages 51.5 inches of rain a year
Snow: averages 1.8 inches of snow a year

Algonquin, Illinois
Summer High: the July high is around 84 degrees
Winter Low: the January low is 12.4
Rain: averages 38 inches of rain a year
Snow: averages 32.7 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Algonquin is 6.8 (10=best), which means it is less comfortable than most places in Illinois.

Today's Weather - Algonquin, IL

45°F

Today's Weather - Clemson, SC

72°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Algonquin / Clemson

July is the hottest month for Algonquin with an average high temperature of 84.0°, which ranks it as cooler than most places in Illinois. In Algonquin, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Algonquin are June, September and August.

July is the hottest month for Clemson with an average high temperature of 89.9°, which ranks it as cooler than most places in South Carolina. In Clemson, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Clemson are May, September and October.

January has the coldest nighttime temperatures for Algonquin with an average of 12.4°. This is one of the coldest places in Illinois.

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

In Algonquin, there are 15.6 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

In Clemson, there are 44.6 days annually when the high temperature is over 90°, which is cooler than most places in South Carolina.

In Algonquin, there are 145.0 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Illinois.

In Clemson, there are 57.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in South Carolina.

In Algonquin, there are 12.3 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Illinois.

In Clemson, 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.

August is the wettest month in Algonquin with 4.8 inches of rain, and the driest month is February with 1.7 inches. The wettest season is Autumn with 33% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 38.0 inches in Algonquin means that it is drier than most places in Illinois.


December is the wettest month in Clemson with 4.8 inches of rain, and the driest month is April with 3.6 inches. The wettest season is Spring with 28% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 51.5 inches in Clemson means that it is one of the wettest places in South Carolina.

May is the rainiest month in Algonquin with 12.1 days of rain, and February is the driest month with only 7.6 rainy days. There are 120.5 rainy days annually in Algonquin, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 28% of the time and the driest is Spring with only a 23% chance of a rainy day.

July is the rainiest month in Clemson with 10.0 days of rain, and October is the driest month with only 7.0 rainy days. There are 108.2 rainy days annually in Clemson, which is rainier 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 22% chance of a rainy day.

An annual snowfall of 32.7 inches in Algonquin means that it is snowier than most places in Illinois.

An annual snowfall of 1.8 inches in Clemson means that it is snowier than most places in South Carolina.

January is the snowiest month in Algonquin with 10.9 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Clemson with 0.8 inches of snow, and 2 months of the year have significant snowfall.