Mackinac State Park Weather Forecast

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    Snow Showers

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    Chance Snow Showers

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    Chance Snow Showers

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    • 25

    Snow Showers

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    Snow Showers Likely

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    Chance Snow Showers

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    Chance Snow Showers

Today 5 Dec Mackinac Island/Bois Blanc Island

Snow Showers Early, then snow Showers likely in the afternoon. Patchy blowing snow through the day. Total daytime snow accumulation of 2 to 3 Inches. Highs in the lower 30s. Light Winds becoming southwest 5 to 15 Mph in the afternoon. Gusts up to 25 Mph.

Tonight 5 Dec Mackinac Island/Bois Blanc Island

Light snow Showers Early, then snow Showers likely after midnight. Total nighttime snow accumulation of 1 to 2 Inches. Lows in the lower 20s. West Winds 10 to 15 Mph with Gusts to around 25 Mph.

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Mackinac State Park Temperature Statistics

December Temperature

Mackinac Island Airport (0 miles)

  • Lowest 3 December, 2025

    15.8 °F

  • Average December

    26.1 °F

  • Highest 3 December, 2025

    32 °F

Climate (2020–Present)

Mackinac Island Airport (0 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    45 °F

  • Average High 2020–2025

    51.3 °F
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