2025 Compare Climate & Weather:
Williamstown, MA vs South Bend, IN

Highlights

On average, there are 172 sunny days per year in South Bend. Williamstown averages 185 sunny days per year. The US average is 205 sunny days.

South Bend, Indiana gets 39.8 inches of rain, on average, per year. Williamstown, Massachusetts gets 44.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

South Bend averages 63.3 inches of snow per year. Williamstown averages 63.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

South Bend, Indiana
Summer High: the July high is around 82.6 degrees
Winter Low: the January low is 15.8
Rain: averages 39.8 inches of rain a year
Snow: averages 63.3 inches of snow a year

Williamstown, Massachusetts
Summer High: the July high is around 79.5 degrees
Winter Low: the January low is 12.1
Rain: averages 44.4 inches of rain a year
Snow: averages 63.3 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for South Bend is 6.6 (10=best), which means it is one of the least comfortable places in Indiana.

The annual BestPlaces Comfort Index for Williamstown is 6.5 (10=best), which means it is one of the least comfortable places in Massachusetts.

Today's Weather - Williamstown, MA

49°F

Today's Weather - South Bend, IN

67°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Williamstown / South Bend

July is the hottest month for Williamstown with an average high temperature of 79.5°, which ranks it as cooler than most places in Massachusetts. In Williamstown, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Williamstown are August, July and June.

July is the hottest month for South Bend with an average high temperature of 82.6°, which ranks it as one of the coolest places in Indiana. In South Bend, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for South Bend are June, August and September.

January has the coldest nighttime temperatures for Williamstown with an average of 12.1°. This is one of the coldest places in Massachusetts.

January has the coldest nighttime temperatures for South Bend with an average of 15.8°. This is one of the coldest places in Indiana.

In Williamstown, there are 1.8 days annually when the high temperature is over 90°, which is cooler than most places in Massachusetts.

In South Bend, there are 8.7 days annually when the high temperature is over 90°, which is cooler than most places in Indiana.

In Williamstown, there are 154.2 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Massachusetts.

In South Bend, there are 135.3 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Indiana.

In Williamstown, there are 10.7 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Massachusetts.

In South Bend, there are 7.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Indiana.

June is the wettest month in Williamstown with 4.7 inches of rain, and the driest month is February with 2.5 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 44.4 inches in Williamstown means that it is one of the driest places in Massachusetts.


July is the wettest month in South Bend with 4.2 inches of rain, and the driest month is February with 2.1 inches. The wettest season is Autumn with 30% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 39.8 inches in South Bend means that it is drier than most places in Indiana.

May is the rainiest month in Williamstown with 12.3 days of rain, and February is the driest month with only 9.7 rainy days. There are 129.5 rainy days annually in Williamstown, which is rainier than most places in Massachusetts. The rainiest season is Summer when it rains 26% of the time and the driest is Spring with only a 24% chance of a rainy day.

December is the rainiest month in South Bend with 15.1 days of rain, and September is the driest month with only 9.8 rainy days. There are 142.7 rainy days annually in South Bend, which is one of the rainiest places in Indiana. 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 63.3 inches in Williamstown means that it is one of the snowiest places in Massachusetts.

An annual snowfall of 63.3 inches in South Bend means that it is one of the snowiest places in Indiana.

January is the snowiest month in Williamstown with 16.8 inches of snow, and 7 months of the year have significant snowfall.

January is the snowiest month in South Bend with 20.0 inches of snow, and 6 months of the year have significant snowfall.