Postville Weather Forecast

    • 20
    • 42

    Clearing Late

    • 27
    • 45

    Mostly Sunny

    • 23
    • 37

    Mostly Sunny

    • 27
    • 49

    Partly Sunny

    • 20
    • 41

    Partly Sunny

    • 28
    • 36

    Chance Snow

    • 15
    • 39

    Slight Chance Rain/Snow

Today 27 Jan Allamakee

Mostly cloudy with a chance of Sprinkles and Flurries. Not as cold. Near steady temperature in the lower 40s. West Winds 10 to 20 Mph with Gusts up to 40 Mph.

Tonight 27 Jan Allamakee

Partly cloudy. Cold with Lows in the lower 20s. Northwest Winds 5 to 10 Mph.

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Postville Temperature Statistics

January Temperature

Decorah (15.5 miles)

  • Lowest 21 January, 2025

    -16.6 °F

  • Average January

    14.2 °F

  • Highest 17 January, 2025

    46.4 °F

Climate (2020–Present)

Decorah (15.5 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    47.8 °F

  • Average High 2020–2025

    56.2 °F
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