Jackson Junction Weather Forecast

    • 69
    • 88

    Chance Thunderstorms

    • 70
    • 88

    Chance Thunderstorms

    • 69
    • 88

    Slight Chance Thunderstorms

    • 70
    • 85

    Chance Rain Showers

    • 69
    • 86

    Partly Sunny

Today 31 Aug Winneshiek

Partly sunny with a 20 percent chance of Showers. Warmer with Highs in the upper 80s. Light Winds. Heat index Values in the mid 90s.

Tonight 31 Aug Winneshiek

Partly cloudy. Lows in the upper 60s. Light Winds. Heat index Values in the mid 90s early this evening.

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Jackson Junction Temperature Statistics

August Temperature

Decorah (19.9 miles)

  • Lowest 23 August, 2026

    50 °F

  • Average August

    69.9 °F

  • Highest 12 August, 2026

    84.2 °F

Climate (2021–2026)

Decorah (19.9 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    56.4 °F
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