2025 Compare Climate & Weather:
Rochester, NY vs Evanston, IL

Highlights

On average, there are 193 sunny days per year in Evanston. Rochester averages 165 sunny days per year. The US average is 205 sunny days.

Evanston, Illinois gets 36.4 inches of rain, on average, per year. Rochester, New York gets 33.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Evanston averages 35.9 inches of snow per year. Rochester averages 77.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Evanston, Illinois
Summer High: the July high is around 83.1 degrees
Winter Low: the January low is 17.2
Rain: averages 36.4 inches of rain a year
Snow: averages 35.9 inches of snow a year

Rochester, New York
Summer High: the July high is around 81.5 degrees
Winter Low: the January low is 17.3
Rain: averages 33.4 inches of rain a year
Snow: averages 77.3 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Evanston is 6.9 (10=best), which means it is less comfortable than most places in Illinois.

The annual BestPlaces Comfort Index for Rochester is 6.6 (10=best), which means it is about average compared to other places in New York.

Today's Weather - Rochester, NY

51°F

Today's Weather - Evanston, IL

50°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Rochester / Evanston

July is the hottest month for Rochester with an average high temperature of 81.5°, which ranks it as about average compared to other places in New York. In Rochester, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rochester are June, August and July.

July is the hottest month for Evanston with an average high temperature of 83.1°, which ranks it as one of the coolest places in Illinois. In Evanston, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Evanston are June, September and August.

January has the coldest nighttime temperatures for Rochester with an average of 17.3°. This is about average compared to other places in New York.

January has the coldest nighttime temperatures for Evanston with an average of 17.2°. This is about average compared to other places in Illinois.

In Rochester, there are 5.8 days annually when the high temperature is over 90°, which is about average compared to other places in New York.

In Evanston, there are 13.4 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

In Rochester, there are 131.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in New York.

In Evanston, there are 119.3 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Illinois.

In Rochester, there are 4.4 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in New York.

In Evanston, there are 5.8 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Illinois.

September is the wettest month in Rochester with 3.4 inches of rain, and the driest month is February with 1.7 inches. The wettest season is Autumn with 30% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 33.4 inches in Rochester means that it is one of the driest places in New York.


August is the wettest month in Evanston with 4.3 inches of rain, and the driest month is February with 1.6 inches. The wettest season is Autumn with 32% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 36.4 inches in Evanston means that it is one of the driest places in Illinois.

January is the rainiest month in Rochester with 15.4 days of rain, and August is the driest month with only 10.0 rainy days. There are 141.5 rainy days annually in Rochester, which is rainier than most places in New York. The rainiest season is Spring when it rains 29% of the time and the driest is Autumn with only a 22% chance of a rainy day.

April is the rainiest month in Evanston with 12.2 days of rain, and February is the driest month with only 8.2 rainy days. There are 125.3 rainy days annually in Evanston, which is one of the rainiest 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.

An annual snowfall of 77.3 inches in Rochester means that it is snowier than most places in New York.

An annual snowfall of 35.9 inches in Evanston means that it is one of the snowiest places in Illinois.

January is the snowiest month in Rochester with 22.3 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Evanston with 11.3 inches of snow, and 6 months of the year have significant snowfall.