Dahlgren, VA Climate


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United States / Virginia / No Metro Area / King George County / Dahlgren / Zip Codes
Dahlgren, VA is located in the humid subtropical climate zone of the United States, which means that it experiences four distinct seasons of mild winters and hot, humid summers. The average temperatures range from 59°F in January to 81°F in July. Winter months bring an average snowfall of 5 inches while spring and summer months experience between 4-5 inches of rainfall per month. Dahlgren's climate is characterized by high humidity throughout the year and moderate winds coming mainly from the southwest.

Dahlgren, Virginia gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Dahlgren averages 13 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 202 sunny days per year in Dahlgren. The US average is 205 sunny days.

Dahlgren gets some kind of precipitation, on average, 119 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 90 degrees
Winter Low: the January low is 24
Rain: averages 43 inches of rain a year
Snow: averages 13 inches of snow a year

Bestplaces Comfort Index

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

7.3 Summer - 6.1 Winter
September, May and October are the most pleasant months in Dahlgren, while January and February are the least comfortable months.

  ClimateDahlgren, VirginiaUnited States
  43.4 in.38.1 in.
  13.2 in.27.8 in.
  119.3 days106.2 days
  202 days205 days
  89.7°85.8°
  24.4°21.7°
  7.37
  4.14.3
  16 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Dahlgren with an average high temperature of 89.7°, which ranks it as one of the hottest places in Virginia. In Dahlgren, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dahlgren are May, September and October.
In Dahlgren, there are 42.6 days annually when the high temperature is over 90°, which is one of the hottest places in Virginia.
January has the coldest nighttime temperatures for Dahlgren with an average of 24.4°. This is about average compared to other places in Virginia.
In Dahlgren, there are 96.2 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Virginia.
In Dahlgren, there are 0.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Virginia.
The humidity can be uncomfortably heavy or close in Dahlgren during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in Dahlgren.
July is the wettest month in Dahlgren with 4.2 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Summer with 26% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 43.4 inches in Dahlgren means that it is about average compared to other places in Virginia.
May is the rainiest month in Dahlgren with 11.4 days of rain, and October is the driest month with only 7.9 rainy days. There are 119.3 rainy days annually in Dahlgren, 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.
An annual snowfall of 13.2 inches in Dahlgren means that it is about average compared to other places in Virginia. January is the snowiest month in Dahlgren with 5.0 inches of snow, and 5 months of the year have significant snowfall.
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