TODAY APR25
TEMPERATURE53
HUMIDITY89
PRESSURE101970
WIND COND.100 14.8
  • 7263Fri30%50%
  • 7863Sat40%60%
  • 7861Sun80%
  • 7857Mon
  • 8260Tue
daynightWeather update from West Plains, West Plains Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Winona for August is 80.3 degrees
  • The lowest monthly average temperature in Winona for January is 36.1 degrees
  • The most monthly precipitation in Winona occurs in July with 10.3 inches
  • The air quality index in Winona is 7% better than the national average
  • The pollution index in Winona is 24% worse than the national average

Compare Winona, MO Weather

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      Winona 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°F36°F7.4"
      February29°F50°F38°F6.4"
      March40°F63°F51°F2.9"
      April46°F67°F56°F7.0"
      May55°F78°F67°F4.1"
      June63°F86°F74°F4.4"
      July66°F88°F77°F10.3"
      August69°F93°F80°F7.0"
      September62°F84°F72°F10.2"
      October50°F71°F59°F4.8"
      November38°F60°F48°F9.4"
      December28°F46°F36°F5.9"

      Winona 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.
      IndexWinonaMissouriNational
      Air quality index399742
      Pollution index3,371,5901,630,2552,726,193

      Winona air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality322
      Days with moderate air quality43
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Winona air quality information

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

      Average monthly Winona temperature with heat index

      Winona monthly precipitation with daily maximum

      Winona monthly snow depth with daily maximum

      Winona monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Fremont, MO02648.0%
      Thomasville, MO03628.0%
      Montier, MO283922.0%
      Birch Tree, MO6293922.0%
      Eminence, MO6253922.0%
      Winona, MO1,0943922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Pala, CA1,0946428.0%
      Kidron, OH1,094468.0%
      Monticello, WI1,0943922.0%
      Kettle Point 44, ON1,094n/a 
      Gales Ferry, CT1,0933726.0%
      Winona, MO1,0943922.0%
      Source: The Winona, 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.