Jackson Junction Weather Forecast

    • 19
    • 29

    Increasing Clouds

    • 28
    • 37

    Mostly Cloudy

    • 24
    • 35

    Mostly Cloudy

    • 33
    • 39

    Cloudy

    • 27
    • 44

    Mostly Cloudy

    • 24
    • 37

    Mostly Cloudy

Today 21 Dec Winneshiek

Mostly sunny. Highs in the upper 20s. South Winds 5 to 10 Mph.

Tonight 21 Dec Winneshiek

Mostly cloudy. Not as cool with Lows around 20. Temperature rising to around 30 after midnight. South Winds 10 to 15 Mph.

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Jackson Junction Temperature Statistics

December Temperature

Decorah (19.9 miles)

  • Lowest 14 December, 2025

    -9.4 °F

  • Average December

    17.6 °F

  • Highest 18 December, 2025

    41 °F

Climate (2020–Present)

Decorah (19.9 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    56.6 °F
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