2025 Compare Climate & Weather:
Newton, MA vs Seattle, WA

Highlights

On average, there are 152 sunny days per year in Seattle. Newton averages 204 sunny days per year. The US average is 205 sunny days.

Seattle, Washington gets 38 inches of rain, on average, per year. Newton, Massachusetts gets 47.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Seattle averages 4.6 inches of snow per year. Newton averages 49.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Seattle, Washington
Summer High: the July high is around 75.8 degrees
Winter Low: the January low is 37
Rain: averages 38 inches of rain a year
Snow: averages 4.6 inches of snow a year

Newton, Massachusetts
Summer High: the July high is around 82.8 degrees
Winter Low: the January low is 17.8
Rain: averages 47.7 inches of rain a year
Snow: averages 49.6 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Seattle is 7.5 (10=best), which means it is one of the most pleasant places in Washington.

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

Today's Weather - Newton, MA

72°F

Today's Weather - Seattle, WA

49°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Newton / Seattle

July is the hottest month for Newton with an average high temperature of 82.8°, which ranks it as warmer than most places in Massachusetts. In Newton, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Newton are June, August and September.

August is the hottest month for Seattle with an average high temperature of 76.3°, which ranks it as cooler than most places in Washington. In Seattle, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Seattle are August, July and September.

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

December has the coldest nighttime temperatures for Seattle with an average of 35.9°. This is one of the warmest places in Washington.

In Newton, there are 10.7 days annually when the high temperature is over 90°, which is hotter than most places in Massachusetts.

In Seattle, there are 1.7 days annually when the high temperature is over 90°, which is cooler than most places in Washington.

In Newton, there are 126.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Massachusetts.

In Seattle, there are 24.0 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Washington.

In Newton, there are 2.6 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Massachusetts.

In Seattle, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Washington.

March is the wettest month in Newton with 4.4 inches of rain, and the driest month is February with 3.4 inches. The wettest season is Winter with 26% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 47.7 inches in Newton means that it is about average compared to other places in Massachusetts.


November is the wettest month in Seattle with 6.2 inches of rain, and the driest month is July with 0.8 inches. The wettest season is Spring with 39% of yearly precipitation and 9% occurs in Autumn, which is the driest season. The annual rainfall of 38.0 inches in Seattle means that it is about average compared to other places in Washington.

May is the rainiest month in Newton with 12.8 days of rain, and September is the driest month with only 9.2 rainy days. There are 131.1 rainy days annually in Newton, which is one of the rainiest places in Massachusetts. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 24% chance of a rainy day.

November is the rainiest month in Seattle with 18.7 days of rain, and August is the driest month with only 5.3 rainy days. There are 155.3 rainy days annually in Seattle, which is about average compared to other places in Washington. The rainiest season is Spring when it rains 33% of the time and the driest is Autumn with only a 13% chance of a rainy day.

An annual snowfall of 49.6 inches in Newton means that it is snowier than most places in Massachusetts.

An annual snowfall of 4.6 inches in Seattle means that it is about average compared to other places in Washington.

January is the snowiest month in Newton with 14.7 inches of snow, and 6 months of the year have significant snowfall.

December is the snowiest month in Seattle with 2.1 inches of snow, and 4 months of the year have significant snowfall.