Jackson Junction Weather Forecast

    • 48
    • 57

    Chance Rain Showers

    • 43
    • 59

    Partly Sunny

    • 48
    • 64

    Partly Sunny

    • 50
    • 63

    Mostly Cloudy

    • 52
    • 65

    Slight Chance Rain Showers

    • 54
    • 63

    Slight Chance Rain Showers

Today 21 Sep Winneshiek

Numerous Showers. Cooler. Near steady temperature in the upper 50s. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 21 Sep Winneshiek

Cloudy with a 50 percent chance of Showers. Lows in the upper 40s. Northeast Winds 5 to 10 Mph.

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Jackson Junction Temperature Statistics

September Temperature

Decorah (19.9 miles)

  • Lowest 13 September, 2026

    48.2 °F

  • Average September

    68.6 °F

  • Highest 4 September, 2026

    87.8 °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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