TODAY NOV21
TEMPERATURE46
HUMIDITY63
PRESSURE100480
WIND COND.290 11.2
  • 4439Fri50%70%
  • 5439Sat
  • 5637Sun
  • 6148Mon
  • 5937Tue
daynightWeather update from Fort Belvoir at
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Weather Quick Facts

  • The highest monthly average temperature in La Plata for July is 78.1 degrees
  • The lowest monthly average temperature in La Plata for January is 35 degrees
  • The most monthly precipitation in La Plata occurs in September with 11.4 inches
  • The air quality index in La Plata is 12% worse than the national average
  • The pollution index in La Plata is 55% better than the national average

Compare La Plata, MD Weather

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      La Plata 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
      January26°F45°F35°F4.6"
      February27°F48°F37°F4.1"
      March36°F59°F47°F5.4"
      April45°F70°F57°F6.6"
      May54°F77°F66°F7.2"
      June63°F86°F74°F10.2"
      July67°F89°F78°F8.7"
      August66°F87°F76°F7.4"
      September59°F81°F69°F11.4"
      October48°F70°F58°F8.8"
      November37°F59°F47°F5.7"
      December31°F50°F40°F5.9"

      La Plata 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.
      IndexLa PlataMarylandNational
      Air quality index474342
      Pollution index1,217,5305,342,3672,726,193

      La Plata 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
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.001%
      Lead0.000%
      Mercury0.001%

      Average monthly La Plata temperature with heat index

      La Plata monthly precipitation with daily maximum

      La Plata monthly snow depth with daily maximum

      La Plata monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Brandywine, MD8,990476.0%
      Golden Beach, MD3,620476.0%
      Clinton, MD37,765476.0%
      Dahlgren Center, VA696476.0%
      Bensville, MD13,658476.0%
      La Plata, MD9,516476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Countryside, VA9,517476.0%
      Cross Lanes, WV9,5174020.0%
      Cedar Hills, OR9,5143824.0%
      Independent Hill, VA9,514476.0%
      DuPont, WA9,5143040.0%
      La Plata, MD9,516476.0%
      Source: The La Plata, 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.