TODAY OCT01
TEMPERATURE75
HUMIDITY48
PRESSURE29.92
WIND COND.360 18.4
  • 6847Fri50%
  • 6747Sat
  • 6852Sun40%
  • 6649Mon40%
  • 6953Tue
daynightWeather update from Washington/Reagan National Airport, DC at

Key findings

  • The highest monthly average temperature in Gulf Branch for July is 81 degrees
  • The lowest monthly average temperature in Gulf Branch for January is 37 degrees
  • The most monthly precipitation in Gulf Branch occurs in June with 5.3 inches
  • The air quality index in Gulf Branch is 5% better than the national average
  • The pollution index in Gulf Branch is 190% 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 index14,693,900208,4341,533,792

      Gulf Branch air quality information

      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

      Gulf Branch air quality information

      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

      City, StatePopulationAir Quality IndexNational Avg.
      North Laurel, MD23,590468%
      Lincolnia, VA25,229476%
      Mantua, VA7,497476%
      Newington Forest, VA12,262476%
      Ravensworth, VA2,175476%
      Arlington, VA226,092476%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Gilbert, AZ226,8327448%
      Fremont, CA227,9344314%
      Baton Rouge, LA228,6944510%
      Paradise, NV229,666548%
      North Las Vegas, NV230,436548%
      Arlington, VA226,092476%
      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.