Old Mill Weather Forecast

    • 40
    • 68

    Chance Rain Showers

    • 36
    • 50

    Decreasing Clouds

    • 39
    • 51

    Mostly Cloudy

    • 50
    • 66

    Chance Rain Showers

    • 40
    • 62

    Chance Rain Showers

    • 43
    • 58

    Chance Rain Showers

    • 45
    • 60

    Chance Rain Showers

Today 25 Oct Cheboygan

Mostly cloudy with a 40 percent chance of rain Showers. Highs around 60.

Tonight 25 Oct Cheboygan

Mostly cloudy. Chance of rain Showers Early, then slight chance of rain Showers after midnight. Lows in the lower 40s. Northwest Winds up to 10 Mph. Chance of Showers 30 percent.

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Old Mill Temperature Statistics

October Temperature

Mackinac Island Airport (8.7 miles)

  • Lowest 17 October, 2026

    28.4 °F

  • Average October

    52.9 °F

  • Highest 10 October, 2026

    73.4 °F

Climate (2021–2026)

Mackinac Island Airport (8.7 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    44.4 °F

  • Average High 2021–2026

    50.8 °F
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