TODAY DEC28
TEMPERATURE46
HUMIDITY89
PRESSURE102440
WIND COND.190 11.2
  • 6450Sun70%100%
  • 5739Mon40%
  • 5642Tue80%
  • 4932
  • 4027Thu
daynightWeather update from Washington/Reagan National Airport, DC at
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Weather Quick Facts

  • The highest monthly average temperature in West Falls Church for July is 80.8 degrees
  • The lowest monthly average temperature in West Falls Church for January is 37.1 degrees
  • The most monthly precipitation in West Falls Church occurs in June with 5.3 inches
  • The air quality index in West Falls Church is 12% worse than the national average
  • The pollution index in West Falls Church is 92% better than the national average

Compare West Falls Church, VA Weather

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      West Falls Church 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
      January28°F47°F37°F2.7"
      February29°F50°F38°F2.3"
      March37°F60°F47°F3.2"
      April47°F71°F58°F3.4"
      May56°F78°F67°F4.6"
      June67°F87°F77°F5.3"
      July72°F91°F81°F4.2"
      August70°F90°F79°F3.2"
      September63°F83°F72°F3.5"
      October52°F72°F61°F5.0"
      November40°F61°F50°F2.5"
      December33°F52°F42°F3.8"

      West Falls Church 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.
      IndexWest Falls ChurchVirginiaNational
      Air quality index475842
      Pollution index208,4341,561,8812,726,193

      West Falls Church air quality

      MeasurementTotal
      Days measured365
      Days with good air quality209
      Days with moderate air quality145
      Days w/ poor A.Q. for sensitive groups10
      Days with unhealthy air quality1

      Air quality details

      PollutantTotal
      Arsenic0.003%
      Benzene0.002%
      Carbon Tetrachloride0.001%
      Lead0.001%
      Mercury0.000%

      Average monthly West Falls Church temperature with heat index

      West Falls Church monthly precipitation with daily maximum

      West Falls Church monthly snow depth with daily maximum

      West Falls Church monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Chevy Chase Section Five, MD757476.0%
      Forest Glen, MD5,957476.0%
      North Chevy Chase, MD555476.0%
      Mount Vernon, VA13,490476.0%
      Fair Oaks, VA34,466476.0%
      West Falls Church, VA31,262476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Saratoga Springs, UT31,273468.0%
      Sherwood, AR31,2254510.0%
      Rochester, NH31,3052746.0%
      Grimsby, ON31,320n/a 
      Naugatuck, CT31,2014118.0%
      West Falls Church, VA31,262476.0%
      Source: The West Falls Church, 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.