TODAY NOV06
TEMPERATURE66
HUMIDITY75
PRESSURE102030
WIND COND.190 16.6
  • 8062Wed
  • 7749Thu30%30%
  • 6945Fri
  • 6446Sat
  • 6455Sun40%50%
daynightWeather update from Washington/Reagan National Airport, DC at
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Weather Quick Facts

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

Compare Cabin John, MD Weather

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      Cabin John 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"

      Cabin John 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.
      IndexCabin JohnMarylandNational
      Air quality index474342
      Pollution index14,693,9005,342,3672,726,193

      Cabin John 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
      Arsenic0.190%
      Benzene0.210%
      Carbon Tetrachloride0.060%
      Lead0.060%
      Mercury0.010%

      Average monthly Cabin John temperature with heat index

      Cabin John monthly precipitation with daily maximum

      Cabin John monthly snow depth with daily maximum

      Cabin John monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      South Kensington, MD8,494476.0%
      Fairfax Station, VA12,364476.0%
      Countryside, VA9,517476.0%
      Oak Grove, VA2,863476.0%
      Morningside, MD1,132476.0%
      Cabin John, MD2,276476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Lebanon Junction, KY2,2763922.0%
      Lexington, MN2,276468.0%
      Sumrall, MS2,2763530.0%
      Kimball, NE2,2761962.0%
      Crosby, TX2,276524.0%
      Cabin John, MD2,276476.0%
      Source: The Cabin John, MD 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.