Decorah Municipal Airport Weather Forecast

    • 6
    • 21

    Increasing Clouds

    • 15
    • 22

    Mostly Cloudy

    • 28
    • 35

    Mostly Cloudy

    • 16
    • 36

    Partly Sunny

    • 19
    • 29

    Mostly Cloudy

    • 20
    • 31

    Mostly Cloudy

Today 3 Feb Winneshiek

Mostly sunny. Highs around 20. North Winds around 5 Mph.

Tonight 3 Feb Winneshiek

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 3 above. North Winds around 5 Mph.

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Decorah Municipal Airport Temperature Statistics

February Temperature

Decorah (0 miles)

  • Lowest 1 February, 2026

    8.6 °F

  • Average February

    17.8 °F

  • Highest 1 February, 2026

    24.8 °F

Climate (2021–Present)

Decorah (0 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    56.5 °F
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