2025 Compare Climate & Weather:
Manassas, VA vs Washington, VA

Highlights

On average, there are 195 sunny days per year in Washington. Manassas averages 196 sunny days per year. The US average is 205 sunny days.

Washington, Virginia gets 43.7 inches of rain, on average, per year. Manassas, Virginia gets 42.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Washington averages 24.4 inches of snow per year. Manassas averages 21.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Washington, Virginia
Summer High: the July high is around 85.9 degrees
Winter Low: the January low is 21.9
Rain: averages 43.7 inches of rain a year
Snow: averages 24.4 inches of snow a year

Manassas, Virginia
Summer High: the July high is around 87.6 degrees
Winter Low: the January low is 23.7
Rain: averages 42.9 inches of rain a year
Snow: averages 21.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Washington is 7.3 (10=best), which means it is about average compared to other places in Virginia.

The annual BestPlaces Comfort Index for Manassas is 7.3 (10=best), which means it is about average compared to other places in Virginia.

Today's Weather - Manassas, VA

54°F

Today's Weather - Washington, VA

54°F

Average Monthly High / Low (°F)

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

July is the hottest month for Manassas with an average high temperature of 87.6°, which ranks it as warmer than most places in Virginia. In Manassas, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Manassas are September, May and June.

July is the hottest month for Washington with an average high temperature of 85.9°, which ranks it as cooler than most places in Virginia. In Washington, there are 4 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.

January has the coldest nighttime temperatures for Manassas with an average of 23.7°. This is about average compared to other places in Virginia.

January has the coldest nighttime temperatures for Washington with an average of 21.9°. This is colder than most places in Virginia.

In Manassas, there are 27.7 days annually when the high temperature is over 90°, which is hotter than most places in Virginia.

In Washington, there are 19.5 days annually when the high temperature is over 90°, which is cooler than most places in Virginia.

In Manassas, there are 102.9 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Virginia.

In Washington, there are 116.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Virginia.

In Manassas, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Virginia.

In Washington, there are 0.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Virginia.

May is the wettest month in Manassas with 4.6 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Summer with 28% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 42.9 inches in Manassas means that it is drier than most places in Virginia.


September is the wettest month in Washington with 4.5 inches of rain, and the driest month is February with 2.7 inches. The wettest season is Autumn with 28% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 43.7 inches in Washington means that it is about average compared to other places in Virginia.

May is the rainiest month in Manassas with 12.2 days of rain, and October is the driest month with only 8.1 rainy days. There are 119.5 rainy days annually in Manassas, which is rainier than most places in Virginia. 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.

May is the rainiest month in Washington with 12.4 days of rain, and October is the driest month with only 7.5 rainy days. There are 115.5 rainy days annually in Washington, which is about average compared to other places in Virginia. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 21.5 inches in Manassas means that it is one of the snowiest places in Virginia.

An annual snowfall of 24.4 inches in Washington means that it is one of the snowiest places in Virginia.

February is the snowiest month in Manassas with 7.8 inches of snow, and 5 months of the year have significant snowfall.

February is the snowiest month in Washington with 9.5 inches of snow, and 4 months of the year have significant snowfall.