Best year time to visit Winona

General weather information about Winona

Average annual temperature is 6.1 °C

Absolute maximum temperature: 33.3 °C

Absolute minimum temperature: -22.4 °C

Number of sunny days: 143 days

Number of rainy days: 156 days

Number of snow days: 66 days

Look at detailed online map of Winona

* Weather data for Winona United States is based on climate observations for 2026 year

Winona air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)1.76.56.021.631.531.330.528.433.329.216.09.2
Average daytime temperature (°C)-3.4-3.20.17.118.123.423.422.921.211.64.32.7
Average temperature (°C)-5.9-7.0-3.91.911.117.017.817.415.88.10.4-0.7
Average night temperature (°C)-8.0-10.0-6.9-1.95.911.913.213.312.15.7-2.5-3.1
Absolute minimum temperature (°C)-22.4-20.7-12.4-9.1-2.45.79.06.15.8-5.1-9.9-9.8

Winona monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.010.311.913.615.015.815.414.212.610.99.48.6
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)2.45.56.77.111.111.412.410.88.65.24.73.0
Precipitation (mm)7069591467285546645755855
Sunny days9514817158141471517
Rainy days347131415231716221210
Snow days191910900000234

Winona - weather forecast by months

Winona weather in januaryWinona weather in februaryWinona weather in marchWinona weather in aprilWinona weather in mayWinona weather in juneWinona weather in julyWinona weather in augustWinona weather in septemberWinona weather in octoberWinona weather in novemberWinona weather in december

Best time to visit Winona:

The best time to visit Winona during the most sunny months:

  • May — 11.1(h)
  • June — 11.4(h)
  • July — 12.4(h)
  • August — 10.8(h)

Months with the longest average daylight duration in Winona:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Winona is at

  • April — 146(mm)

    • Weather forecast in the closest to Winona admin centers

    Weather forecast in the closest towns to Winona

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    Frequently asked questions

    When is the best time to visit Winona?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Winona.
    What is the weather like in Winona?
    See average temperature, rainfall and daylight hours for Winona by month in the table above.
    How many sunny days does Winona have?
    The monthly weather statistics above show sunshine and rainfall patterns for Winona throughout the year.