Cardinal Marsh State Wildlife Area Weather Forecast

    • -3
    • 5

    Cold

    • 13
    • 26

    Decreasing Clouds

    • 22
    • 36

    Mostly Cloudy

    • 26
    • 36

    Chance Rain/Snow

    • -5
    • 34

    Slight Chance Snow

    • 16
    • 24

    Mostly Cloudy

    • 9
    • 33

    Mostly Cloudy

Today 14 Dec Winneshiek

Mostly sunny. Near steady temperature around 2 above. Southwest Winds 5 to 10 Mph. Wind chill Values as low as 15 below.

Tonight 14 Dec Winneshiek

Mostly cloudy. Not as cold with Lows around 2 below. Temperature rising to around 10 above after midnight. South Winds 10 to 20 Mph with Gusts up to 35 Mph. Wind chill Values as low as 20 below.

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Cardinal Marsh State Wildlife Area Temperature Statistics

December Temperature

Decorah (16.2 miles)

  • Lowest 4 December, 2025

    -5.8 °F

  • Average December

    17.9 °F

  • Highest 9 December, 2025

    37.4 °F

Climate (2020–Present)

Decorah (16.2 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    48.1 °F

  • Average High 2020–2025

    56.6 °F
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