Cardinal Marsh State Wildlife Area Weather Forecast

    • 63
    • 83

    Mostly Sunny

    • 65
    • 84

    Sunny

    • 67
    • 87

    Sunny

    • 67
    • 89

    Mostly Sunny

    • 66
    • 87

    Mostly Sunny

    • 67
    • 85

    Slight Chance Thunderstorms

Today 11 Jul Winneshiek

Mostly sunny. Highs in the lower 80s. Light Winds.

Tonight 11 Jul Winneshiek

Clear with Lows in the lower 60s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Cardinal Marsh State Wildlife Area Temperature Statistics

July Temperature

Decorah (16.2 miles)

  • Lowest 6 July, 2026

    62.6 °F

  • Average July

    74 °F

  • Highest 7 July, 2026

    86 °F

Climate (2021–2026)

Decorah (16.2 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    56.8 °F
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