Mackinaw City Weather Forecast

    • 56
    • 71

    Decreasing Clouds

    • 56
    • 71

    Mostly Sunny

    • 59
    • 72

    Mostly Sunny

    • 59
    • 76

    Partly Sunny

    • 57
    • 75

    Chance Rain Showers

    • 53
    • 66

    Slight Chance Rain Showers

Today 14 Sep Cheboygan

Partly sunny. Patchy fog early. Highs in the mid 70s. East Winds up to 10 Mph.

Tonight 14 Sep Cheboygan

Mostly clear. Patchy fog after midnight. Lows in the lower 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mackinaw City Temperature Statistics

September Temperature

Mackinac Island Airport (7.5 miles)

  • Lowest 8 September, 2025

    42.8 °F

  • Average September

    57.7 °F

  • Highest 1 September, 2025

    73.4 °F

Climate (2020–Present)

Mackinac Island Airport (7.5 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    44.8 °F

  • Average High 2020–2025

    51.2 °F
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