Postville Weather Forecast

    • 31
    • 53

    Chance Rain Showers

    • 19
    • 41

    Partly Sunny

    • 33
    • 41

    Rain/Snow Likely

    • 42
    • 63

    Rain Showers Likely

    • 34
    • 57

    Chance Rain Showers

    • 39
    • 56

    Chance Rain Showers

    • 49
    • 60

    Rain Showers Likely

Today 5 Apr Allamakee

Mostly sunny. Warmer with Highs in the lower 50s. West Winds 10 to 15 Mph.

Tonight 5 Apr Allamakee

Partly cloudy. Scattered rain Showers and isolated Thunderstorms this evening. Lows in the lower 30s. Northwest Winds 10 to 15 Mph. Gusts up to 30 Mph this evening. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Postville Temperature Statistics

April Temperature

Decorah (15.5 miles)

  • Lowest 2 April, 2026

    32 °F

  • Average April

    38.2 °F

  • Highest 1 April, 2026

    48.2 °F

Climate (2021–Present)

Decorah (15.5 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    56.8 °F
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