TODAY NOV07
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 6342Fri
  • 6353Sat40%90%
  • 6844Sun20%
  • 6540
  • 6546Tue
daynightWeather update from Perryville Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Longtown for August is 79.7 degrees
  • The lowest monthly average temperature in Longtown for February is 35.9 degrees
  • The most monthly precipitation in Longtown occurs in November with 11.1 inches
  • The air quality index in Longtown is 2% worse than the national average
  • The pollution index in Longtown is 72% better than the national average

Compare Longtown, MO Weather

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      Longtown 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
      January30°F44°F36°F7.5"
      February28°F46°F36°F4.9"
      March38°F61°F49°F4.2"
      April45°F67°F56°F5.8"
      May55°F79°F67°F4.4"
      June65°F87°F76°F5.4"
      July66°F87°F76°F3.6"
      August69°F92°F80°F3.8"
      September60°F85°F71°F5.0"
      October48°F73°F59°F5.5"
      November38°F59°F48°F11.1"
      December28°F45°F36°F6.7"

      Longtown 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.
      IndexLongtownMissouriNational
      Air quality index439742
      Pollution index753,4731,630,2552,726,193

      Longtown air quality

      MeasurementTotal
      Days measured344
      Days with good air quality269
      Days with moderate air quality74
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.020%
      Mercury0.020%

      Average monthly Longtown temperature with heat index

      Longtown monthly precipitation with daily maximum

      Longtown monthly snow depth with daily maximum

      Longtown monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Frohna, MO3194314.0%
      Rockwood, IL254314.0%
      Biehle, MO284314.0%
      Grand Tower, IL5894314.0%
      Old Appleton, MO724314.0%
      Longtown, MO1274314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Goodnews Bay, AK1273138.0%
      Delaplaine, AR1272648.0%
      Divide, CO1274510.0%
      Seven Hills, CO127476.0%
      Springbrook, IA1274216.0%
      Longtown, MO1274314.0%
      Source: The Longtown, MO 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.