Bay City Lake Weather Forecast

    • 64
    • 76

    Thunderstorms

    • 55
    • 74

    Thunderstorms

    • 51
    • 68

    Rain Showers

    • 49
    • 61

    Rain Showers

    • 50
    • 67

    Mostly Sunny

    • 55
    • 72

    Partly Sunny

Today 22 Aug Eastern Mackinac

Partly sunny. Highs in the mid 70s. Southwest Winds 5 to 15 Mph.

Tonight 22 Aug Eastern Mackinac

Partly cloudy. Lows in the lower 60s. Light Winds.

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  • Temperature Real-Time

Bay City Lake Temperature Statistics

August Temperature

Sault Ste Marie, Chippewa County International Airport (14.3 miles)

  • Lowest 18 August, 2025

    52 °F

  • Average August

    68.7 °F

  • Highest 9 August, 2025

    88 °F

Climate (2020–Present)

Sault Ste Marie, Chippewa County International Airport (14.3 miles)

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  • Average Low 2020–2025

    35.4 °F

  • Average 2020–2025

    43.6 °F

  • Average High 2020–2025

    51.9 °F
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