Union Pier Weather Forecast

    • 71
    • 78

    Rain Showers

    • 67
    • 80

    Rain Showers Likely

    • 62
    • 74

    Mostly Sunny

    • 66
    • 79

    Mostly Cloudy

    • 62
    • 77

    Chance Thunderstorms

    • 60
    • 72

    Slight Chance Thunderstorms

Today 15 Aug Southern Berrien

A chance of Showers with a slight chance of Thunderstorms Early, then Showers with a chance of Thunderstorms. Humid with Highs in the upper 70s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph. Chance of rain 90 percent.

Tonight 15 Aug Southern Berrien

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Humid with Lows around 70. South Winds around 5 Mph. Chance of rain 50 percent.

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Union Pier Temperature Statistics

August Temperature

Michigan City Municipal Airport (10.6 miles)

  • Lowest 9 August, 2026

    57.2 °F

  • Average August

    71 °F

  • Highest 10 August, 2026

    84.2 °F

Climate (2021–2026)

Michigan City Municipal Airport (10.6 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.4 °F
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