TODAY DEC18
TEMPERATURE50
HUMIDITY83
PRESSURE102470
WIND COND.
  • 5237Wed20%80%
  • 4430Thu
  • 4329Fri30%
  • 3621Sat
  • 3116Sun
daynightWeather update from Washington/Reagan National Airport, DC at
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Weather Quick Facts

  • The highest monthly average temperature in Idylwood for July is 80.8 degrees
  • The lowest monthly average temperature in Idylwood for January is 37.1 degrees
  • The most monthly precipitation in Idylwood occurs in June with 5.3 inches
  • The air quality index in Idylwood is 12% worse than the national average
  • The pollution index in Idylwood is 92% better than the national average

Compare Idylwood, VA Weather

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      Idylwood 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"

      Idylwood 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.
      IndexIdylwoodVirginiaNational
      Air quality index475842
      Pollution index208,4341,561,8812,726,193

      Idylwood 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
      Arsenic0.003%
      Benzene0.002%
      Carbon Tetrachloride0.001%
      Lead0.001%
      Mercury0.000%

      Average monthly Idylwood temperature with heat index

      Idylwood monthly precipitation with daily maximum

      Idylwood monthly snow depth with daily maximum

      Idylwood monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Garrett Park, MD840476.0%
      Leisure World, MD9,314476.0%
      Rockville, MD68,155476.0%
      Accokeek, MD11,590476.0%
      Occoquan, VA1,053476.0%
      Idylwood, VA18,099476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Manchester, MO18,102548.0%
      North Aurora, IL18,0895510.0%
      Hurricane, UT18,1124412.0%
      Upper Grand Lagoon, FL18,1143824.0%
      North Grenville, ON18,083n/a 
      Idylwood, VA18,099476.0%
      Source: The Idylwood, 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.