2025 Compare Climate & Weather:
Middleton, MA vs Seymour, CT

Highlights

On average, there are 206 sunny days per year in Seymour. Middleton averages 201 sunny days per year. The US average is 205 sunny days.

Seymour, Connecticut gets 51.5 inches of rain, on average, per year. Middleton, Massachusetts gets 47.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Seymour averages 37.1 inches of snow per year. Middleton averages 47.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Seymour, Connecticut
Summer High: the July high is around 84.1 degrees
Winter Low: the January low is 19.4
Rain: averages 51.5 inches of rain a year
Snow: averages 37.1 inches of snow a year

Middleton, Massachusetts
Summer High: the July high is around 81.4 degrees
Winter Low: the January low is 17.8
Rain: averages 47.8 inches of rain a year
Snow: averages 47.6 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Middleton is 6.9 (10=best), which means it is about average compared to other places in Massachusetts.

Today's Weather - Middleton, MA

52°F

Today's Weather - Seymour, CT

61°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Middleton / Seymour

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

July is the hottest month for Seymour with an average high temperature of 84.1°, which ranks it as one of the hottest places in Connecticut. In Seymour, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Seymour are June, September and August.

January has the coldest nighttime temperatures for Middleton with an average of 17.8°. This is about average compared to other places in Massachusetts.

January has the coldest nighttime temperatures for Seymour with an average of 19.4°. This is warmer than most places in Connecticut.

In Middleton, there are 7.4 days annually when the high temperature is over 90°, which is about average compared to other places in Massachusetts.

In Seymour, there are 11.4 days annually when the high temperature is over 90°, which is hotter than most places in Connecticut.

In Middleton, there are 126.5 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Massachusetts.

In Seymour, there are 120.0 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Connecticut.

In Middleton, there are 2.8 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Massachusetts.

In Seymour, there are 1.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Connecticut.

April is the wettest month in Middleton with 4.5 inches of rain, and the driest month is February with 3.4 inches. The wettest season is Summer with 27% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 47.8 inches in Middleton means that it is about average compared to other places in Massachusetts.


October is the wettest month in Seymour with 5.1 inches of rain, and the driest month is February with 3.3 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 51.5 inches in Seymour means that it is wetter than most places in Connecticut.

May is the rainiest month in Middleton with 12.4 days of rain, and February is the driest month with only 9.1 rainy days. There are 127.2 rainy days annually in Middleton, which is rainier than most places in Massachusetts. The rainiest season is Summer when it rains 28% of the time and the driest is Spring with only a 24% chance of a rainy day.

May is the rainiest month in Seymour with 11.1 days of rain, and February is the driest month with only 8.3 rainy days. There are 114.1 rainy days annually in Seymour, which is less rainy than most places in Connecticut. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 47.6 inches in Middleton means that it is snowier than most places in Massachusetts.

An annual snowfall of 37.1 inches in Seymour means that it is snowier than most places in Connecticut.

January is the snowiest month in Middleton with 15.1 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Seymour with 11.2 inches of snow, and 6 months of the year have significant snowfall.