TODAY NOV23
TEMPERATURE41
HUMIDITY79
PRESSURE99870
WIND COND.250 18.4
  • 5342Sat
  • 5738Sun
  • 6351Mon
  • 6337Tue40%
  • 5138Wed
daynightWeather update from Washington/Reagan National Airport, DC at
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Weather Quick Facts

  • The highest monthly average temperature in Foggy Bottom for July is 80.8 degrees
  • The lowest monthly average temperature in Foggy Bottom for January is 37.1 degrees
  • The most monthly precipitation in Foggy Bottom occurs in June with 5.3 inches
  • The air quality index in Foggy Bottom is 12% worse than the national average
  • The pollution index in Foggy Bottom is 42% better than the national average

Compare Washington, DC Weather

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      Foggy Bottom 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"

      Foggy Bottom 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.
      IndexFoggy BottomWashingtonDistrict of Columbia
      Air quality index474749
      Pollution index1,590,9705,554,0105,554,010

      Foggy Bottom 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
      Arsenic0.010%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.004%
      Mercury0.010%

      Average monthly Foggy Bottom temperature with heat index

      Foggy Bottom monthly precipitation with daily maximum

      Foggy Bottom monthly snow depth with daily maximum

      Foggy Bottom monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Maryland City, MD17,681468.0%
      Great Falls, VA14,793476.0%
      Walker Mill, MD9,725476.0%
      Cottage City, MD1,150476.0%
      Langley Park, MD19,391476.0%
      Washington, DC701,974476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Vancouver, BC694,440n/a 
      Boston, MA689,3264314.0%
      Denver, CO715,8785816.0%
      El Paso, TX679,879536.0%
      Detroit, MI672,3515612.0%
      Washington, DC701,974476.0%
      Source: The Foggy Bottom, Washington, DC 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.