2025 Compare Climate & Weather:
Edwardsville, IL vs Rockford, IL

Highlights

On average, there are 188 sunny days per year in Rockford. Edwardsville averages 204 sunny days per year. The US average is 205 sunny days.

Rockford, Illinois gets 37.1 inches of rain, on average, per year. Edwardsville, Illinois gets 42.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Rockford averages 35.1 inches of snow per year. Edwardsville averages 11.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Rockford, Illinois
Summer High: the July high is around 83.7 degrees
Winter Low: the January low is 12.7
Rain: averages 37.1 inches of rain a year
Snow: averages 35.1 inches of snow a year

Edwardsville, Illinois
Summer High: the July high is around 88.8 degrees
Winter Low: the January low is 22.4
Rain: averages 42.7 inches of rain a year
Snow: averages 11.6 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Edwardsville is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.

Today's Weather - Edwardsville, IL

70°F

Today's Weather - Rockford, IL

75°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Edwardsville / Rockford

July is the hottest month for Edwardsville with an average high temperature of 88.8°, which ranks it as one of the hottest places in Illinois. In Edwardsville, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Edwardsville are May, September and June.

July is the hottest month for Rockford with an average high temperature of 83.7°, which ranks it as cooler than most places in Illinois. In Rockford, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rockford are June, September and August.

January has the coldest nighttime temperatures for Edwardsville with an average of 22.4°. This is one of the warmest places in Illinois.

January has the coldest nighttime temperatures for Rockford with an average of 12.7°. This is one of the coldest places in Illinois.

In Edwardsville, there are 36.2 days annually when the high temperature is over 90°, which is one of the hottest places in Illinois.

In Rockford, there are 12.1 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

In Edwardsville, there are 91.1 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Illinois.

In Rockford, there are 138.3 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In Edwardsville, there are 1.7 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Illinois.

In Rockford, there are 12.9 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Illinois.

May is the wettest month in Edwardsville with 5.1 inches of rain, and the driest month is January with 2.5 inches. The wettest season is Summer with 29% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 42.7 inches in Edwardsville means that it is wetter than most places in Illinois.


June is the wettest month in Rockford with 4.9 inches of rain, and the driest month is January with 1.4 inches. The wettest season is Autumn with 37% of yearly precipitation and 13% occurs in Spring, which is the driest season. The annual rainfall of 37.1 inches in Rockford means that it is drier than most places in Illinois.

May is the rainiest month in Edwardsville with 11.0 days of rain, and September is the driest month with only 6.7 rainy days. There are 98.7 rainy days annually in Edwardsville, which is less rainy than most places in Illinois. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 22% chance of a rainy day.

May is the rainiest month in Rockford with 12.0 days of rain, and February is the driest month with only 8.0 rainy days. There are 116.0 rainy days annually in Rockford, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 11.6 inches in Edwardsville means that it is less snowy than most places in Illinois.

An annual snowfall of 35.1 inches in Rockford means that it is one of the snowiest places in Illinois.

January is the snowiest month in Edwardsville with 3.9 inches of snow, and 4 months of the year have significant snowfall.

December is the snowiest month in Rockford with 11.4 inches of snow, and 6 months of the year have significant snowfall.