Old Mill Weather Forecast

    • 57
    • 70

    Sunny

    • 63
    • 79

    Mostly Sunny

    • 63
    • 81

    Mostly Sunny

    • 63
    • 82

    Chance Thunderstorms

    • 61
    • 82

    Chance Rain Showers

    • 60
    • 81

    Chance Rain Showers

Today 22 Jul Cheboygan

Mostly sunny. Highs in the lower 70s. Northwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 22 Jul Cheboygan

Clear. Lows in the upper 40s. West Winds up to 10 Mph. Gusts up to 20 Mph early.

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Old Mill Temperature Statistics

July Temperature

Mackinac Island Airport (8.7 miles)

  • Lowest 19 July, 2026

    53.6 °F

  • Average July

    69.3 °F

  • Highest 12 July, 2026

    82.4 °F

Climate (2021–2026)

Mackinac Island Airport (8.7 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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