2025 Compare Climate & Weather:
Oswego, IL vs Webster, NY

Highlights

On average, there are 165 sunny days per year in Webster. Oswego averages 188 sunny days per year. The US average is 205 sunny days.

Webster, New York gets 33.2 inches of rain, on average, per year. Oswego, Illinois gets 38.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Webster averages 85.3 inches of snow per year. Oswego averages 29.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Webster, New York
Summer High: the July high is around 81.4 degrees
Winter Low: the January low is 17.3
Rain: averages 33.2 inches of rain a year
Snow: averages 85.3 inches of snow a year

Oswego, Illinois
Summer High: the July high is around 83.8 degrees
Winter Low: the January low is 14.8
Rain: averages 38.8 inches of rain a year
Snow: averages 29.6 inches of snow a year

BestPlaces Comfort Index

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

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

Today's Weather - Oswego, IL

56°F

Today's Weather - Webster, NY

46°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Oswego / Webster

July is the hottest month for Oswego with an average high temperature of 83.8°, which ranks it as cooler than most places in Illinois. In Oswego, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Oswego are June, September and August.

July is the hottest month for Webster with an average high temperature of 81.4°, which ranks it as about average compared to other places in New York. In Webster, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Webster are June, August and July.

January has the coldest nighttime temperatures for Oswego with an average of 14.8°. This is colder than most places in Illinois.

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

In Oswego, there are 10.7 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

In Webster, there are 6.5 days annually when the high temperature is over 90°, which is about average compared to other places in New York.

In Oswego, there are 128.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In Webster, there are 130.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in New York.

In Oswego, there are 9.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Illinois.

In Webster, there are 4.6 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in New York.

July is the wettest month in Oswego with 4.4 inches of rain, and the driest month is January 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 38.8 inches in Oswego means that it is about average compared to other places in Illinois.


September is the wettest month in Webster 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 33.2 inches in Webster means that it is one of the driest places in New York.

May is the rainiest month in Oswego with 12.5 days of rain, and September is the driest month with only 7.9 rainy days. There are 122.8 rainy days annually in Oswego, which is one of the rainiest places in Illinois. 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.

January is the rainiest month in Webster with 14.5 days of rain, and August is the driest month with only 9.5 rainy days. There are 133.0 rainy days annually in Webster, which is about average compared to other 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.

An annual snowfall of 29.6 inches in Oswego means that it is snowier than most places in Illinois.

An annual snowfall of 85.3 inches in Webster means that it is snowier than most places in New York.

December is the snowiest month in Oswego with 9.3 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Webster with 25.8 inches of snow, and 6 months of the year have significant snowfall.