Decorah Weather Forecast

    • 43
    • 62

    Chance Rain Showers

    • 51
    • 60

    Rain Showers

    • 55
    • 74

    Rain Showers

    • 49
    • 68

    Rain Showers

    • 42
    • 59

    Slight Chance Rain Showers

    • 51
    • 72

    Chance Thunderstorms

Today 25 Apr Winneshiek

Mostly sunny. Highs in the lower 60s. Southeast Winds 10 to 15 Mph.

Tonight 25 Apr Winneshiek

Partly cloudy in the Evening, then mostly cloudy with a chance of rain Showers after midnight. Lows in the lower 40s. Southeast Winds 10 to 20 Mph. Gusts up to 30 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decorah Temperature Statistics

April Temperature

Decorah (2.5 miles)

  • Lowest 5 April, 2024

    28.4 °F

  • Average April

    47.2 °F

  • Highest 14 April, 2024

    78.8 °F

Climate (2019–Present)

Decorah (2.5 miles)

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  • Average Low 2019–2024

    39.1 °F

  • Average 2019–2024

    47.6 °F

  • Average High 2019–2024

    55.8 °F
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