TODAY MAY21
TEMPERATURE76
HUMIDITY64
PRESSURE30.22
WIND COND.70 8.1
  • 8266Tue40%70%
  • 8462Wed30%20%
  • 8460Thu
  • 8566Fri
  • 8769Sat30%
daynightWeather update from Quantico Marine Corps Airfield - Turner Field at

Dumfries 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
January9°F75°F38°F2.6"
February7°F89°F38°F1.5"
March16°F83°F45°F1.8"
April28°F90°F56°F3.4"
May37°F92°F64°F3.9"
June52°F94°F74°F4.3"
July57°F99°F77°F3.5"
August60°F102°F78°F1.6"
September46°F94°F70°F2.5"
October30°F86°F58°F3.6"
November23°F77°F49°F3.3"
December18°F74°F39°F2.5"

Did you know?

  • The highest monthly average temperature in Dumfries for August is 78 degrees.
  • The lowest monthly average temperature in Dumfries for February is 38 degrees.
  • The most monthly precipitation in Dumfries occurs in June with 4.3 inches.
  • The air quality index in Dumfries is 1% better than the national average.
  • The pollution index in Dumfries is 89% better than the national average.

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Compare Dumfries, VA Weather To Other Cities

Dumfries 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.
IndexDumfriesVirginiaNational
Air quality index495850
Pollution index520,9361,533,7925,066,862

Dumfries 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

Dumfries air quality information

PollutantTotal
Arsenic0.020%
Benzene0.010%
Carbon Tetrachloride0.002%
Lead0.050%
Mercury0.001%

Average monthly Dumfries temperature with heat index

Dumfries monthly precipitation with daily maximum

Dumfries monthly snow depth with daily maximum

Dumfries monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Bryans Road, MD7,563492%
Belle Haven town, VA562492%
Bull Run, VA15,274492%
County Center, VA3,390492%
Fort Hunt, VA17,182492%
Dumfries, VA5,180492%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Gates, NY5,1783628%
West Loch Estate, HI5,1833040%
Pea Ridge, AR5,1773922%
Waterloo, NY5,1843236%
Iowa Falls, IA5,1763726%
Dumfries, VA5,180492%
Source: The Dumfries, 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.