Waukon Weather Forecast

    • 57
    • 75

    Decreasing Clouds

    • 53
    • 76

    Slight Chance Thunderstorms

    • 52
    • 79

    Mostly Sunny

    • 58
    • 82

    Partly Sunny

    • 61
    • 82

    Chance Thunderstorms

    • 60
    • 83

    Chance Thunderstorms

Today 31 May Allamakee

Mostly cloudy. Highs in the upper 70s. Southeast Winds 5 to 10 Mph.

Tonight 31 May Allamakee

Mostly cloudy. Lows in the upper 50s. Light Winds.

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Waukon Temperature Statistics

May Temperature

Decorah (12.4 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    59.2 °F

  • Highest 26 May, 2026

    87.8 °F

Climate (2021–Present)

Decorah (12.4 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    56.9 °F
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