2025 Compare Climate & Weather:
South Plainfield, NJ vs Seattle, WA

Highlights

On average, there are 152 sunny days per year in Seattle. South Plainfield averages 208 sunny days per year. The US average is 205 sunny days.

Seattle, Washington gets 38 inches of rain, on average, per year. South Plainfield, New Jersey gets 49.4 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. South Plainfield averages 24.9 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

South Plainfield, New Jersey
Summer High: the July high is around 86.2 degrees
Winter Low: the January low is 22.2
Rain: averages 49.4 inches of rain a year
Snow: averages 24.9 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 South Plainfield is 7.2 (10=best), which means it is about average compared to other places in New Jersey.

Today's Weather - South Plainfield, NJ

64°F

Today's Weather - Seattle, WA

69°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: South Plainfield / Seattle

July is the hottest month for South Plainfield with an average high temperature of 86.2°, which ranks it as warmer than most places in New Jersey. In South Plainfield, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for South Plainfield are September, June and May.

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 South Plainfield with an average of 22.2°. This is about average compared to other places in New Jersey.

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

In South Plainfield, there are 20.7 days annually when the high temperature is over 90°, which is hotter than most places in New Jersey.

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

In South Plainfield, there are 107.5 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in New Jersey.

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 South Plainfield, there are 0.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in New Jersey.

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.

July is the wettest month in South Plainfield with 5.3 inches of rain, and the driest month is February with 3.0 inches. The wettest season is Autumn with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 49.4 inches in South Plainfield means that it is wetter than most places in New Jersey.


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 South Plainfield with 11.4 days of rain, and September is the driest month with only 8.5 rainy days. There are 118.3 rainy days annually in South Plainfield, which is about average compared to other places in New Jersey. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% 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 24.9 inches in South Plainfield means that it is snowier than most places in New Jersey.

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

February is the snowiest month in South Plainfield with 8.3 inches of snow, and 5 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.