2025 Compare Climate & Weather:
Washington, DC vs Wilton, CT

Highlights

On average, there are 205 sunny days per year in Wilton. Washington averages 203 sunny days per year. The US average is 205 sunny days.

Wilton, Connecticut gets 51.6 inches of rain, on average, per year. Washington, District of Columbia gets 43.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Wilton averages 34.7 inches of snow per year. Washington averages 13.7 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Wilton, Connecticut
Summer High: the July high is around 84.3 degrees
Winter Low: the January low is 18.9
Rain: averages 51.6 inches of rain a year
Snow: averages 34.7 inches of snow a year

Washington, District of Columbia
Summer High: the July high is around 88.5 degrees
Winter Low: the January low is 26.5
Rain: averages 43.3 inches of rain a year
Snow: averages 13.7 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Wilton is 7.0 (10=best), which means it is about average compared to other places in Connecticut.

The annual BestPlaces Comfort Index for Washington is 7.3 (10=best), which means it is one of the most pleasant places in the District of Columbia.

Today's Weather - Washington, DC

67°F

Today's Weather - Wilton, CT

63°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Washington / Wilton

July is the hottest month for Washington with an average high temperature of 88.5°, which ranks it as one of the hottest places in the District of Columbia. In Washington, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Washington are September, May and June.

July is the hottest month for Wilton with an average high temperature of 84.3°, which ranks it as one of the hottest places in Connecticut. In Wilton, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Wilton are June, September and August.

January has the coldest nighttime temperatures for Washington with an average of 26.5°. This is one of the warmest places in the District of Columbia.

January has the coldest nighttime temperatures for Wilton with an average of 18.9°. This is about average compared to other places in Connecticut.

In Washington, there are 35.8 days annually when the high temperature is over 90°, which is one of the hottest places in the District of Columbia.

In Wilton, there are 11.9 days annually when the high temperature is over 90°, which is one of the hottest places in Connecticut.

In Washington, there are 79.3 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in the District of Columbia.

In Wilton, there are 124.3 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Connecticut.

In Washington, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in the District of Columbia.

In Wilton, there are 1.8 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Connecticut.

July is the wettest month in Washington with 4.4 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 43.3 inches in Washington means that it is one of the wettest places in the District of Columbia.


September is the wettest month in Wilton with 4.7 inches of rain, and the driest month is February with 3.2 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 51.6 inches in Wilton means that it is wetter than most places in Connecticut.

May is the rainiest month in Washington with 11.5 days of rain, and October is the driest month with only 8.1 rainy days. There are 114.3 rainy days annually in Washington, which is one of the rainiest places in the District of Columbia. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

April is the rainiest month in Wilton with 12.2 days of rain, and October is the driest month with only 8.8 rainy days. There are 122.8 rainy days annually in Wilton, which is rainier than most places in Connecticut. 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.

An annual snowfall of 13.7 inches in Washington means that it is one of the snowiest places in the District of Columbia.

An annual snowfall of 34.7 inches in Wilton means that it is about average compared to other places in Connecticut.

January is the snowiest month in Washington with 5.5 inches of snow, and 5 months of the year have significant snowfall.

January is the snowiest month in Wilton with 10.5 inches of snow, and 6 months of the year have significant snowfall.