TODAY MAY30
TEMPERATURE73
HUMIDITY46
PRESSURE102100
WIND COND.40 9.4
  • 7657Fri
  • 7763Sat50%
  • 7761Sun60%20%
  • 8265Mon20%
  • 8266Tue30%50%
daynightWeather update from London, London-Corbin Airport-Magee Field at
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Weather Quick Facts

  • The highest monthly average temperature in Mount Vernon for July is 75.3 degrees
  • The lowest monthly average temperature in Mount Vernon for January is 35.8 degrees
  • The most monthly precipitation in Mount Vernon occurs in July with 5.9 inches
  • The air quality index in Mount Vernon is 5% better than the national average
  • The pollution index in Mount Vernon is 84% better than the national average

Compare Mount Vernon, KY Weather

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      Mount Vernon 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°F47°F36°F4.0"
      February28°F49°F38°F3.2"
      March37°F60°F48°F4.5"
      April46°F72°F58°F5.5"
      May53°F77°F65°F4.8"
      June62°F85°F73°F4.2"
      July66°F86°F75°F5.9"
      August65°F87°F75°F4.6"
      September58°F81°F68°F3.5"
      October46°F70°F57°F3.6"
      November35°F60°F47°F3.4"
      December31°F50°F40°F5.0"

      Mount Vernon 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.
      IndexMount VernonKentuckyNational
      Air quality index404542
      Pollution index445,9121,369,1312,726,193

      Mount Vernon air quality information

      MeasurementTotal
      Days measured282
      Days with good air quality267
      Days with moderate air quality15
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Mount Vernon air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.000%
      Mercury0.000%

      Average monthly Mount Vernon temperature with heat index

      Mount Vernon monthly precipitation with daily maximum

      Mount Vernon monthly snow depth with daily maximum

      Mount Vernon monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Brodhead, KY1,5513334.0%
      Crab Orchard, KY7173334.0%
      East Bernstadt, KY8584020.0%
      Livingston, KY1494020.0%
      Mount Vernon, KY2,1914020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      North Beach Haven, NJ2,1913726.0%
      Belle Meade, TN2,1914510.0%
      Star Valley Ranch, WY2,1914314.0%
      Hinckley, IL2,1900100.0%
      Trowbridge Park, MI2,190884.0%
      Mount Vernon, KY2,1914020.0%
      Source: The Mount Vernon, KY 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.