Postville Weather Forecast

    • 30
    • 48

    Breezy

    • 40
    • 55

    Sunny

    • 42
    • 62

    Mostly Sunny

    • 44
    • 64

    Partly Sunny

    • 48
    • 68

    Partly Sunny

    • 52
    • 69

    Partly Sunny

Today 16 Oct Allamakee

Mostly cloudy. Rain Showers likely in the morning. Breezy with Highs in the upper 40s. Northwest Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

Tonight 16 Oct Allamakee

Mostly clear. Widespread frost after midnight. Colder with Lows around 30. North Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Postville Temperature Statistics

October Temperature

Decorah (15.5 miles)

  • Lowest 2 October, 2026

    41 °F

  • Average October

    62.1 °F

  • Highest 12 October, 2026

    87.8 °F

Climate (2021–2026)

Decorah (15.5 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    56.4 °F
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