TODAY NOV10
TEMPERATURE42
HUMIDITY67
PRESSURE102950
WIND COND.
  • 6454Sun70%
  • 744830%
  • 6035Tue
  • 5641Wed
  • 6343Thu30%
daynightWeather update from Patuxent River, Naval Air Station at
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Weather Quick Facts

  • The highest monthly average temperature in Mechanicsville for July is 79.2 degrees
  • The lowest monthly average temperature in Mechanicsville for January is 37.4 degrees
  • The most monthly precipitation in Mechanicsville occurs in October with 6.2 inches
  • The air quality index in Mechanicsville is 12% worse than the national average
  • The pollution index in Mechanicsville is 86% better than the national average

Compare Mechanicsville, MD Weather

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      Mechanicsville 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
      January29°F46°F37°F2.6"
      February29°F48°F38°F2.4"
      March37°F56°F46°F3.4"
      April47°F68°F57°F4.0"
      May57°F75°F66°F4.0"
      June66°F84°F75°F4.9"
      July71°F88°F79°F3.9"
      August69°F86°F77°F5.1"
      September63°F80°F71°F4.1"
      October52°F70°F61°F6.2"
      November41°F59°F50°F3.2"
      December33°F51°F42°F3.7"

      Mechanicsville 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.
      IndexMechanicsvilleMarylandNational
      Air quality index474342
      Pollution index384,1335,342,3672,726,193

      Mechanicsville 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%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.003%
      Mercury0.000%

      Average monthly Mechanicsville temperature with heat index

      Mechanicsville monthly precipitation with daily maximum

      Mechanicsville monthly snow depth with daily maximum

      Mechanicsville monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      California, MD14,7304118.0%
      Prince Frederick, MD2,7094118.0%
      St. Leonard, MD5494118.0%
      Leonardtown, MD3,7954118.0%
      Calvert Beach, MD8604118.0%
      Mechanicsville, MD1,724476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hazen, AR1,7244510.0%
      De Pue, IL1,7240100.0%
      Heidelberg, TX1,7244216.0%
      Runaway Bay, TX1,7243334.0%
      Duxbury, MA1,7234314.0%
      Mechanicsville, MD1,724476.0%
      Source: The Mechanicsville, 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.