2025 Compare Climate & Weather:
Columbus, OH vs Champaign, IL

Highlights

On average, there are 194 sunny days per year in Champaign. Columbus averages 178 sunny days per year. The US average is 205 sunny days.

Champaign, Illinois gets 40.7 inches of rain, on average, per year. Columbus, Ohio gets 39.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Champaign averages 20.3 inches of snow per year. Columbus averages 22.4 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Champaign, Illinois
Summer High: the July high is around 84.4 degrees
Winter Low: the January low is 16.6
Rain: averages 40.7 inches of rain a year
Snow: averages 20.3 inches of snow a year

Columbus, Ohio
Summer High: the July high is around 85.3 degrees
Winter Low: the January low is 21
Rain: averages 39.7 inches of rain a year
Snow: averages 22.4 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Champaign is 7.1 (10=best), which means it is more comfortable than most places in Illinois.

The annual BestPlaces Comfort Index for Columbus is 7.1 (10=best), which means it is more comfortable than most places in Ohio.

Today's Weather - Columbus, OH

48°F

Today's Weather - Champaign, IL

50°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Columbus / Champaign

July is the hottest month for Columbus with an average high temperature of 85.3°, which ranks it as warmer than most places in Ohio. In Columbus, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Columbus are September, June and May.

July is the hottest month for Champaign with an average high temperature of 84.4°, which ranks it as cooler than most places in Illinois. In Champaign, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Champaign are September, May and June.

January has the coldest nighttime temperatures for Columbus with an average of 21.0°. This is warmer than most places in Ohio.

January has the coldest nighttime temperatures for Champaign with an average of 16.6°. This is about average compared to other places in Illinois.

In Columbus, there are 16.0 days annually when the high temperature is over 90°, which is hotter than most places in Ohio.

In Champaign, there are 15.1 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

In Columbus, there are 109.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Ohio.

In Champaign, there are 124.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Illinois.

In Columbus, there are 3.1 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Ohio.

In Champaign, there are 6.5 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Illinois.

July is the wettest month in Columbus with 4.5 inches of rain, and the driest month is February with 2.2 inches. The wettest season is Autumn with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 39.7 inches in Columbus means that it is about average compared to other places in Ohio.


July is the wettest month in Champaign with 4.7 inches of rain, and the driest month is January with 2.0 inches. The wettest season is Autumn with 31% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 40.7 inches in Champaign means that it is wetter than most places in Illinois.

May is the rainiest month in Columbus with 13.2 days of rain, and September is the driest month with only 8.1 rainy days. There are 130.0 rainy days annually in Columbus, which is about average compared to other places in Ohio. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 22% chance of a rainy day.

May is the rainiest month in Champaign with 11.5 days of rain, and September is the driest month with only 7.1 rainy days. There are 111.0 rainy days annually in Champaign, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 22.4 inches in Columbus means that it is about average compared to other places in Ohio.

An annual snowfall of 20.3 inches in Champaign means that it is about average compared to other places in Illinois.

January is the snowiest month in Columbus with 8.9 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Champaign with 5.9 inches of snow, and 5 months of the year have significant snowfall.