Pottawattamie Park Weather Forecast

    • 72
    • 88

    Chance Thunderstorms

    • 65
    • 82

    Mostly Cloudy

    • 61
    • 79

    Mostly Sunny

    • 63
    • 80

    Partly Sunny

    • 70
    • 83

    Chance Thunderstorms

    • 69
    • 86

    Chance Rain Showers

Today 4 Sep Northern La Porte

Partly cloudy with a slight chance of Showers and Thunderstorms this Morning, then mostly sunny this afternoon. Hot with Highs around 90. Southwest Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 102 this afternoon.

Tonight 4 Sep Northern La Porte

Mostly clear with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy with a chance of Showers and Thunderstorms after midnight. Humid with Lows in the lower 70s. West Winds around 5 Mph. Chance of rain 30 percent.

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Pottawattamie Park Temperature Statistics

September Temperature

Michigan City Municipal Airport (2.5 miles)

  • Lowest 1 September, 2026

    73.4 °F

  • Average September

    81 °F

  • Highest 1 September, 2026

    89.6 °F

Climate (2021–2026)

Michigan City Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.3 °F
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