Decorah Weather Forecast

    • 50
    • 65

    Rain Showers Likely

    • 44
    • 64

    Rain Showers Likely

    • 38
    • 58

    Slight Chance Rain Showers

    • 43
    • 64

    Mostly Sunny

    • 48
    • 72

    Mostly Sunny

    • 50
    • 72

    Mostly Sunny

    • 53
    • 76

    Slight Chance Rain Showers

Today 30 Apr Winneshiek

Partly sunny with a 20 percent chance of Showers. Near steady temperature in the mid 60s. Southeast Winds 5 to 10 Mph.

Tonight 30 Apr Winneshiek

Cloudy. A chance of Showers. Warmer with Lows around 50. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Decorah Temperature Statistics

April Temperature

Decorah (2.5 miles)

  • Lowest 8 April, 2025

    19.4 °F

  • Average April

    46.4 °F

  • Highest 28 April, 2025

    75.2 °F

Climate (2020–Present)

Decorah (2.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    56.4 °F
Get WillyWeather+ to remove ads