Jackson Junction Weather Forecast

    • 61
    • 77

    Partly Sunny

    • 64
    • 79

    Partly Sunny

    • 61
    • 79

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 61
    • 79

    Partly Sunny

    • 64
    • 79

    Slight Chance Thunderstorms

Today 24 Aug Winneshiek

Mostly sunny. Highs in the upper 70s. Light Winds.

Tonight 24 Aug Winneshiek

Partly cloudy in the Evening, then becoming mostly cloudy. Warmer with Lows in the lower 60s. Light Winds.

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Jackson Junction Temperature Statistics

August Temperature

Decorah (19.9 miles)

  • Lowest 20 August, 2026

    53.6 °F

  • Average August

    71.4 °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

    56.3 °F
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