TODAY NOV02
TEMPERATURE55
HUMIDITY51
PRESSURE102470
WIND COND.140 11.2
  • 5351Sun100%90%
  • 6546Mon100%70%
  • 5137Tue90%
  • 5437Wed
  • 5337Thu
daynightWeather update from Winona, Winona Municipal Airport-Max Conrad Field at
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Weather Quick Facts

  • The highest monthly average temperature in Winona for July is 73.3 degrees
  • The lowest monthly average temperature in Winona for January is 19.5 degrees
  • The most monthly precipitation in Winona occurs in June with 4.4 inches
  • The air quality index in Winona is 64% better than the national average
  • The pollution index in Winona is 1% better than the national average

Compare Winona, MN 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
      January12°F27°F19°F0.4"
      February13°F30°F21°F0.5"
      March28°F45°F35°F1.5"
      April39°F59°F48°F3.6"
      May49°F71°F59°F3.7"
      June60°F80°F69°F4.4"
      July64°F84°F73°F3.6"
      August62°F81°F70°F3.4"
      September54°F74°F63°F2.4"
      October42°F60°F50°F2.5"
      November31°F46°F38°F0.9"
      December18°F31°F24°F1.3"

      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.
      IndexWinonaMinnesotaNational
      Air quality index153542
      Pollution index2,696,5501,854,5192,726,193

      Winona air quality

      MeasurementTotal
      Days measured57
      Days with good air quality53
      Days with moderate air quality4
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.003%
      Benzene0.050%
      Carbon Tetrachloride0.010%
      Lead0.001%
      Mercury0.003%

      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.
      Minneiska, MN971570.0%
      Lewiston, MN1,8281570.0%
      Arcadia, WI3,0231570.0%
      Trempealeau, WI2,0341570.0%
      Altura, MN4511570.0%
      Winona, MN26,7721570.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Prior Lake, MN26,775468.0%
      Florence, AZ26,7777448.0%
      Colleyville, TX26,766512.0%
      Hutto, TX26,7784412.0%
      West Linn, OR26,7643824.0%
      Winona, MN26,7721570.0%
      Source: The Winona, MN 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.