Mackinaw Bay Nature Preserve Weather Forecast

    • 61
    • 69

    Becoming Sunny

    • 61
    • 69

    Chance Rain Showers

    • 58
    • 69

    Partly Sunny

    • 57
    • 71

    Partly Sunny

    • 56
    • 75

    Slight Chance Thunderstorms

    • 53
    • 73

    Partly Sunny

Today 8 Aug Eastern Mackinac

Partly sunny. Highs in the upper 70s. Northwest Winds 5 to 15 Mph.

Tonight 8 Aug Eastern Mackinac

Mostly clear. Lows in the upper 50s. Light Winds becoming southwest up to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mackinaw Bay Nature Preserve Temperature Statistics

August Temperature

Mackinac Island Airport (13.7 miles)

  • Lowest 3 August, 2026

    55.4 °F

  • Average August

    67 °F

  • Highest 4 August, 2026

    80.6 °F

Climate (2021–2026)

Mackinac Island Airport (13.7 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    44.5 °F

  • Average High 2021–2026

    50.9 °F
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