TODAY NOV22
TEMPERATURE35
HUMIDITY66
PRESSURE100000
WIND COND.250 11.2
  • 5240Sat
  • 5334Sun
  • 5846Mon30%
  • 5632Tue50%
  • 4732Wed30%
daynightWeather update from Hagerstown, Washington County Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Hagerstown for July is 76.1 degrees
  • The lowest monthly average temperature in Hagerstown for February is 30.3 degrees
  • The most monthly precipitation in Hagerstown occurs in August with 8.4 inches
  • The air quality index in Hagerstown is 5% better than the national average
  • The pollution index in Hagerstown is 495% worse than the national average

Compare Hagerstown, MD Weather

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      Hagerstown 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
      January27°F42°F34°F3.7"
      February22°F39°F30°F2.4"
      March31°F51°F40°F6.5"
      April41°F64°F52°F5.9"
      May50°F74°F62°F3.6"
      June62°F84°F73°F4.8"
      July65°F87°F76°F6.4"
      August66°F86°F75°F8.4"
      September58°F81°F70°F3.6"
      October50°F69°F59°F5.5"
      November36°F55°F45°F4.8"
      December26°F40°F33°F5.1"

      Hagerstown 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.
      IndexHagerstownMarylandNational
      Air quality index404342
      Pollution index16,230,7005,342,3672,726,193

      Hagerstown air quality

      MeasurementTotal
      Days measured362
      Days with good air quality306
      Days with moderate air quality54
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.130%
      Carbon Tetrachloride0.090%
      Lead0.080%
      Mercury0.020%

      Average monthly Hagerstown temperature with heat index

      Hagerstown monthly precipitation with daily maximum

      Hagerstown monthly snow depth with daily maximum

      Hagerstown monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Mont Alto, PA1,7563628.0%
      Mercersburg, PA1,6733628.0%
      Keedysville, MD1,0814020.0%
      Sharpsburg, MD7084020.0%
      Clear Spring, MD4864020.0%
      Hagerstown, MD40,0274020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Montclair, CA40,0418978.0%
      Hilton Head Island, SC40,0003922.0%
      Spanish Fork, UT40,069468.0%
      Hollister, CA40,1003726.0%
      Cape Girardeau, MO40,1004412.0%
      Hagerstown, MD40,0274020.0%
      Source: The Hagerstown, 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.