TODAY NOV22
TEMPERATURE50
HUMIDITY54
PRESSURE30.12
WIND COND.150 3.4
  • 5432Fri90%
  • 4539Sat90%
  • 5033Sun60%
  • 5236Mon
  • 5743Tue30%
daynightWeather update from Fort Belvoir at
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Fairfax Station Average Temperature

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
January26°F45°F35°F4.6"
February27°F48°F37°F4.1"
March36°F59°F47°F5.4"
April45°F70°F57°F6.6"
May54°F77°F66°F7.2"
June63°F86°F74°F10.2"
July67°F89°F78°F8.7"
August66°F87°F76°F7.4"
September59°F81°F69°F11.4"
October48°F70°F58°F8.8"
November37°F59°F47°F5.7"
December31°F50°F40°F5.9"

Did you know?

  • The highest monthly average temperature in Fairfax Station for July is 78 degrees.
  • The lowest monthly average temperature in Fairfax Station for January is 35 degrees.
  • The most monthly precipitation in Fairfax Station occurs in September with 11.4 inches.
  • The air quality index in Fairfax Station is 1% better than the national average.
  • The pollution index in Fairfax Station is 92% better than the national average.

Compare Fairfax Station, VA Weather To Other Cities

Fairfax Station 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.
IndexFairfax StationVirginiaNational
Air quality index495850
Pollution index380,1241,533,7925,066,862

Fairfax Station 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

Fairfax Station air quality information

PollutantTotal
Arsenic0.003%
Benzene0.005%
Carbon Tetrachloride0.001%
Lead0.001%
Mercury0.000%

Average monthly Fairfax Station temperature with heat index

Fairfax Station monthly precipitation with daily maximum

Fairfax Station monthly snow depth with daily maximum

Fairfax Station monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Independent Hill, VA8,684492%
Lake Barcroft, VA9,851492%
Loch Lomond, VA4,151492%
Manassas, VA41,149492%
Mason Neck, VA2,137492%
Fairfax Station, VA11,719492%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Kingsburg, CA11,7166836%
Martinsville, IN11,7144020%
Overlea, MD11,725468%
Firestone, CO11,7094216%
Upper Montclair, NJ11,731536%
Fairfax Station, VA11,719492%
Source: The Fairfax Station, 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.
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