Harpers Ferry Weather Forecast

    • 72
    • 92

    Rain Showers Likely

    • 69
    • 90

    Rain Showers Likely

    • 69
    • 91

    Rain Showers Likely

    • 66
    • 88

    Chance Thunderstorms

    • 64
    • 87

    Chance Thunderstorms

    • 65
    • 89

    Partly Sunny

Today 1 Jul Allamakee

A slight chance of Showers this morning. Partly sunny with a slight chance of Thunderstorms. Some Thunderstorms may be severe. Hot with Highs in the lower 90s. South Winds 10 to 15 Mph. Chance of rain 20 percent. Heat index Values up to 105 this afternoon.

Tonight 1 Jul Allamakee

A chance of Showers and Thunderstorms in the Evening, then Showers with a chance of Thunderstorms after midnight. Some Thunderstorms may be severe in the evening. Humid with Lows in the lower 70s. Southwest Winds 10 to 15 Mph. Chance of rain 100 percent. Heat index Values up to 105 early in the evening.

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Harpers Ferry Temperature Statistics

July Temperature

Prairie Du Chien Municipal Airport (12.4 miles)

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Climate (2021–2026)

Prairie Du Chien Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59.5 °F
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