Jackson Junction Weather Forecast

    • 63
    • 82

    Slight Chance Rain Showers

    • 60
    • 78

    Mostly Cloudy

    • 63
    • 77

    Partly Sunny

    • 65
    • 84

    Rain Showers Likely

    • 56
    • 78

    Partly Sunny

    • 56
    • 76

    Partly Sunny

    • 58
    • 77

    Slight Chance Thunderstorms

Today 5 Sep Winneshiek

Partly sunny. Highs in the mid 80s. East Winds 5 to 10 Mph.

Tonight 5 Sep Winneshiek

Mostly cloudy. Areas of fog after midnight. Lows in the lower 60s. East Winds around 5 Mph.

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Jackson Junction Temperature Statistics

September Temperature

Decorah (19.9 miles)

  • Lowest 2 September, 2026

    66.2 °F

  • Average September

    75.7 °F

  • Highest 1 September, 2026

    86 °F

Climate (2021–2026)

Decorah (19.9 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    56.4 °F
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