Michigan City Weather Forecast

    • 49
    • 64

    Mostly Sunny

    • 52
    • 71

    Mostly Sunny

    • 58
    • 76

    Partly Sunny

    • 60
    • 78

    Mostly Sunny

    • 57
    • 75

    Mostly Sunny

    • 58
    • 76

    Mostly Sunny

Today 7 Sep Northern La Porte

Mostly sunny. Highs in the mid 60s. Northwest Winds 5 to 10 Mph.

Tonight 7 Sep Northern La Porte

Partly cloudy with a 20 percent chance of Showers. Near steady temperature in the lower 50s. West Winds 5 to 10 Mph.

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Michigan City Temperature Statistics

September Temperature

Michigan City Municipal Airport (3.7 miles)

  • Lowest 1 September, 2025

    46.4 °F

  • Average September

    61.2 °F

  • Highest 2 September, 2025

    77 °F

Climate (2020–Present)

Michigan City Municipal Airport (3.7 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    59.1 °F
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