Decorah Municipal Airport Weather Forecast

    • 62
    • 80

    Increasing Clouds

    • 59
    • 81

    Chance Thunderstorms

    • 63
    • 80

    Chance Thunderstorms

    • 66
    • 83

    Rain Showers Likely

    • 64
    • 82

    Chance Rain Showers

    • 63
    • 80

    Slight Chance Thunderstorms

    • 61
    • 79

    Mostly Cloudy

Today 6 Aug Winneshiek

Mostly sunny. Highs in the upper 70s. Light Winds.

Tonight 6 Aug Winneshiek

Partly cloudy. Areas of fog after midnight. Lows in the lower 60s. South Winds around 5 Mph.

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Decorah Municipal Airport Temperature Statistics

August Temperature

Decorah (0 miles)

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  • Average August

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Climate (2021–2026)

Decorah (0 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    56.4 °F
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