St Charles Weather Forecast

    • 39
    • 60

    Becoming Sunny

    • 42
    • 57

    Rain Showers Likely

    • 40
    • 50

    Rain Showers Likely

    • 35
    • 51

    Partly Sunny

    • 36
    • 50

    Mostly Cloudy

    • 35
    • 50

    Mostly Cloudy

Today 26 Oct Winona

Mostly sunny. Highs around 60. Southeast Winds 5 to 10 Mph.

Tonight 26 Oct Winona

Clear. Lows in the upper 30s. Southeast Winds 5 to 10 Mph.

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St Charles Temperature Statistics

October Temperature

Winona, Winona Municipal Airport-Max Conrad Field (19.3 miles)

  • Lowest 24 October, 2025

    30.2 °F

  • Average October

    55.7 °F

  • Highest 3 October, 2025

    89.6 °F

Climate (2020–Present)

Winona, Winona Municipal Airport-Max Conrad Field (19.3 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    57.6 °F
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