TODAY APR13
TEMPERATURE51
HUMIDITY83
PRESSURE29.95
WIND COND.40 11.2
  • 6550Tue20%
  • 6352Wed50%60%
  • 6244Thu40%40%
  • 6044Fri
  • 6447Sat
daynightWeather update from Washington/Reagan National Airport, DC at

Key findings

  • The highest monthly average temperature in Southern Gateway for July is 78 degrees
  • The lowest monthly average temperature in Southern Gateway for January is 35.4 degrees
  • The most monthly precipitation in Southern Gateway occurs in July with 8.7 inches
  • The air quality index in Southern Gateway is 5% better than the national average
  • The pollution index in Southern Gateway is 83% better than the national average

Compare Southern Gateway, VA Weather

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      Southern Gateway 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
      January27°F45°F35°F4.8"
      February28°F47°F36°F6.4"
      March36°F57°F46°F6.0"
      April45°F68°F56°F6.7"
      May55°F76°F65°F6.5"
      June64°F84°F74°F8.6"
      July68°F88°F78°F8.7"
      August66°F86°F76°F7.5"
      September60°F80°F69°F8.6"
      October49°F69°F58°F8.1"
      November38°F58°F47°F7.5"
      December32°F50°F40°F7.1"

      Southern Gateway 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.
      IndexSouthern GatewayVirginiaNational
      Air quality index475850
      Pollution index849,1851,533,7925,066,862

      Southern Gateway 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

      Southern Gateway air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.003%
      Mercury0.000%

      Average monthly Southern Gateway temperature with heat index

      Southern Gateway monthly precipitation with daily maximum

      Southern Gateway monthly snow depth with daily maximum

      Southern Gateway monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Gambrills, MD2,613468%
      Odenton, MD39,759468%
      McLean, VA48,867476%
      Cheverly, MD6,390476%
      Edmonston, MD1,543476%
      Southern Gateway, VA3,384476%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Juno Beach, FL3,3843628%
      Clifton, TX3,3853824%
      Laguna Heights, TX3,3864412%
      Lyons, NY3,3823726%
      Georgetown, IL3,3864216%
      Southern Gateway, VA3,384476%
      Source: The Southern Gateway, 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.