Harpers Ferry Weather Forecast

    • 31
    • 56

    Increasing Clouds

    • 24
    • 45

    Mostly Sunny

    • 31
    • 40

    Slight Chance Snow

    • 22
    • 51

    Mostly Cloudy

    • 13
    • 32

    Mostly Cloudy

    • 15
    • 28

    Chance Snow

Today 30 Jan Allamakee

Mostly sunny. Warmer with Highs in the mid 50s. Southwest Winds 5 to 10 Mph.

Tonight 30 Jan Allamakee

Partly cloudy. Lows in the upper 20s. North Winds 5 to 10 Mph.

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Harpers Ferry Temperature Statistics

January Temperature

Prairie Du Chien Municipal Airport (12.4 miles)

  • Lowest 21 January, 2025

    -14.8 °F

  • Average January

    18 °F

  • Highest 28 January, 2025

    53.6 °F

Climate (2020–Present)

Prairie Du Chien Municipal Airport (12.4 miles)

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  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    58.7 °F
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