TODAY AUG15
TEMPERATURE70
HUMIDITY100
PRESSURE30
WIND COND.
  • 9171Wed
  • 9374Thu
  • 9274Fri50%50%
  • 8871Sat30%30%
  • 8670Sun
daynightWeather update from Quantico Marine Corps Airfield - Turner Field at

Dahlgren Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January28°F46°F36°F2.6"
February29°F49°F38°F2.2"
March37°F58°F46°F3.4"
April47°F70°F57°F3.8"
May57°F76°F66°F4.4"
June66°F85°F75°F4.8"
July71°F89°F79°F3.5"
August69°F87°F77°F3.1"
September62°F81°F71°F4.2"
October50°F70°F59°F4.3"
November39°F59°F48°F2.8"
December32°F50°F40°F3.4"

Did you know?

  • The highest monthly average temperature in Dahlgren for July is 79 degrees.
  • The lowest monthly average temperature in Dahlgren for January is 36 degrees.
  • The most monthly precipitation in Dahlgren occurs in June with 4.8 inches.
  • The air quality index in Dahlgren is 1% better than the national average.
  • The pollution index in Dahlgren is 75% better than the national average.

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Compare Dahlgren, VA Weather To Other Cities

Dahlgren air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexDahlgrenVirginiaNational
Air quality index495850
Pollution index1,217,5301,533,7925,066,862

Dahlgren air quality information

MeasurementTotal
Days measured365
Days with good air quality194
Days with moderate air quality166
Days w/ poor A.Q. for sensitive groups5
Days with unhealthy air quality

Dahlgren air quality information

PollutantTotal
Arsenic0.001%
Benzene0.020%
Carbon Tetrachloride0.001%
Lead0.000%
Mercury0.001%

Average monthly Dahlgren temperature with heat index

Dahlgren monthly precipitation with daily maximum

Dahlgren monthly snow depth with daily maximum

Dahlgren monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Port Royal, VA1853922%
Bryantown, MD597492%
Rock Point, MD121492%
King George, VA5,092492%
Quantico, VA524492%
Dahlgren, VA3,249492%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Monmouth Beach, NJ3,249536%
Upland, PA3,2485714%
Ladysmith, WI3,248355610%
Netcong, NJ3,2483922%
Havana, IL3,251484%
Dahlgren, VA3,249492%
Source: The Dahlgren, VA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.