Hanover Weather Forecast

    • 60
    • 79

    Chance Thunderstorms

    • 64
    • 81

    Chance Thunderstorms

    • 56
    • 83

    Rain Showers Likely

    • 50
    • 71

    Chance Rain Showers

    • 44
    • 68

    Partly Sunny

    • 45
    • 66

    Partly Sunny

Today 13 May Allamakee

Mostly sunny. A slight chance of Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the upper 70s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 13 May Allamakee

Partly cloudy. Lows in the mid 50s. Light Winds.

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Hanover Temperature Statistics

May Temperature

Decorah (11.8 miles)

  • Lowest 4 May, 2025

    41 °F

  • Average May

    57.8 °F

  • Highest 6 May, 2025

    77 °F

Climate (2020–Present)

Decorah (11.8 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    56.5 °F
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