Decorah Weather Forecast

    • 19
    • 32

    Mostly Cloudy

    • 22
    • 38

    Becoming Sunny

    • 15
    • 32

    Mostly Sunny

    • 24
    • 38

    Mostly Sunny

    • 33
    • 46

    Partly Sunny

    • 30
    • 46

    Mostly Cloudy

    • 30
    • 44

    Partly Sunny

Today 10 Dec Winneshiek

Cloudy, cold with Highs in the lower 30s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decorah Temperature Statistics

December Temperature

Decorah (2.5 miles)

  • Lowest 2 December, 2023

    23 °F

  • Average December

    34.6 °F

  • Highest 7 December, 2023

    51.8 °F

Climate (2018–Present)

Decorah (2.5 miles)

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  • Average Low 2018–2023

    39 °F

  • Average 2018–2023

    47.5 °F

  • Average High 2018–2023

    55.7 °F
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