Winona Municipal-Max Conrad Field Weather Forecast

    • 20
    • 34

    Mostly Cloudy

    • 29
    • 36

    Mostly Cloudy

    • 32
    • 35

    Chance Rain

    • 32
    • 40

    Cloudy

    • 10
    • 40

    Slight Chance Rain

    • 3
    • 15

    Mostly Cloudy

Today 23 Dec Winona

Mostly sunny. Highs in the mid 30s. Northwest Winds 10 to 15 Mph.

Tonight 23 Dec Winona

Mostly cloudy. Lows around 20. North Winds 5 to 10 Mph, becoming east after midnight.

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Winona Municipal-Max Conrad Field Temperature Statistics

December Temperature

Winona, Winona Municipal Airport-Max Conrad Field (0 miles)

  • Lowest 14 December, 2025

    -7.6 °F

  • Average December

    19.1 °F

  • Highest 16 December, 2025

    42.8 °F

Climate (2020–Present)

Winona, Winona Municipal Airport-Max Conrad Field (0 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    57.5 °F
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