TODAY DEC02
TEMPERATURE39
HUMIDITY37
PRESSURE102440
WIND COND.320 18.4
  • 4124Tue
  • 4434Wed20%
  • 4426Thu40%
  • 3924Fri
  • 4229Sat
daynightWeather update from Washington/Reagan National Airport, DC at
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Weather Quick Facts

  • The highest monthly average temperature in Gulf Branch for July is 80.8 degrees
  • The lowest monthly average temperature in Gulf Branch for January is 37.1 degrees
  • The most monthly precipitation in Gulf Branch occurs in June with 5.3 inches
  • The air quality index in Gulf Branch is 12% worse than the national average
  • The pollution index in Gulf Branch is 439% worse than the national average

Compare Arlington, VA Weather

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      Gulf Branch 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"

      Gulf Branch 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.
      IndexGulf BranchArlingtonVirginia
      Air quality index474758
      Pollution index14,693,900208,4341,561,881

      Gulf Branch 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 Gulf Branch temperature with heat index

      Gulf Branch monthly precipitation with daily maximum

      Gulf Branch monthly snow depth with daily maximum

      Gulf Branch monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      North Laurel, MD24,856468.0%
      Huntington, VA13,526476.0%
      Springdale, MD4,762476.0%
      Glen Echo, MD323476.0%
      Berwyn Heights, MD3,256476.0%
      Arlington, VA236,434476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Fremont, CA234,8294314.0%
      Garland, TX238,622512.0%
      Hialeah, FL233,8764118.0%
      Irving, TX240,475512.0%
      Regina, SK241,465n/a 
      Arlington, VA236,434476.0%
      Source: The Gulf Branch, Arlington, 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.