TODAY MAR02
TEMPERATURE36
HUMIDITY
PRESSURE30.3
WIND COND.300 20.5
  • 5736Wed
  • 5028Thu
  • 4630Fri
  • 4830Sat
  • 5132Sun
daynightWeather update from College Park Airport at

Key findings

  • The highest monthly average temperature in Deanwood for July is 81 degrees
  • The lowest monthly average temperature in Deanwood for January is 37 degrees
  • The most monthly precipitation in Deanwood occurs in June with 5.3 inches
  • The air quality index in Deanwood is 5% better than the national average
  • The pollution index in Deanwood is 83% better than the national average

Compare Washington, DC Weather

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      Deanwood 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"

      Deanwood 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.
      IndexDeanwoodWashingtonDistrict of Columbia
      Air quality index474749
      Pollution index849,1855,554,0105,554,010

      Deanwood 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

      Deanwood air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.004%
      Mercury0.010%

      Average monthly Deanwood temperature with heat index

      Deanwood monthly precipitation with daily maximum

      Deanwood monthly snow depth with daily maximum

      Deanwood monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Maryland City, MD17,647468%
      Fort Meade, MD9,730468%
      Odenton, MD39,759468%
      Colesville, MD14,233476%
      Kemp Mill, MD12,717476%
      Washington, DC659,009476%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Boston, MA658,2794314%
      Memphis, TN655,8574510%
      Denver, CO663,3035816%
      Seattle, WA668,8494510%
      Nashville, TN643,7714510%
      Washington, DC659,009476%
      Source: The Deanwood, 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.