Decorah Municipal Airport Weather Forecast

    • 59
    • 71

    Rain Showers Likely

    • 57
    • 75

    Partly Sunny

    • 59
    • 77

    Mostly Sunny

    • 60
    • 78

    Mostly Sunny

    • 62
    • 78

    Chance Rain Showers

    • 60
    • 76

    Chance Rain Showers

Today 20 Aug Winneshiek

Cloudy. Patchy fog in the morning. Showers likely and a chance of Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the lower 70s. East Winds 5 to 10 Mph. Chance of precipitation 70 percent.

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Decorah Municipal Airport Temperature Statistics

August Temperature

Decorah (0 miles)

  • Lowest 9 August, 2022

    55.4 °F
  • Average August

    69.3 °F
  • Highest 5 August, 2022

    84.2 °F

Climate (2010–Present)

Decorah (0 miles)

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  • Average Low 2010–Present

    39 °F
  • Average 2010–Present

    47.3 °F
  • Average High 2010–Present

    55.4 °F
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