Union Pier Weather Forecast

    • 59
    • 82

    Sunny

    • 59
    • 82

    Mostly Sunny

    • 59
    • 80

    Mostly Sunny

    • 60
    • 82

    Mostly Sunny

    • 61
    • 82

    Chance Rain Showers

    • 58
    • 77

    Chance Rain Showers

    • 58
    • 74

    Chance Rain Showers

Today 14 Sep Southern Berrien

Sunny. Near steady temperature in the lower 80s. East Winds 5 to 10 Mph.

Tonight 14 Sep Southern Berrien

Clear. Lows in the upper 50s. East Winds 5 to 10 Mph.

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Union Pier Temperature Statistics

September Temperature

Michigan City Municipal Airport (10.6 miles)

  • Lowest 8 September, 2025

    41 °F

  • Average September

    59.9 °F

  • Highest 12 September, 2025

    80.6 °F

Climate (2020–Present)

Michigan City Municipal Airport (10.6 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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