Mackinac Island Weather Forecast

    • -5
    • 12

    Chance Snow Showers

    • -6
    • 2

    Slight Chance Snow Showers

    • -2
    • 7

    Cold

    • 1
    • 11

    Mostly Cloudy

    • 6
    • 14

    Mostly Cloudy

    • 6
    • 16

    Mostly Cloudy

Today 22 Jan Mackinac Island/Bois Blanc Island

Partly sunny. Patchy blowing snow through the day. A 40 percent chance of snow Showers in the afternoon. Breezy. Highs around 14. West Winds 15 to 25 Mph. Wind chill Readings 1 below to 11 below zero.

Tonight 22 Jan Mackinac Island/Bois Blanc Island

Partly cloudy. Colder. Lows around 4 below. West Winds 15 to 20 Mph with Gusts to around 30 Mph. Wind chill Readings 15 below to 25 below zero.

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Mackinac Island Temperature Statistics

January Temperature

Mackinac Island Airport (0 miles)

  • Lowest 15 January, 2026

    -0.4 °F

  • Average January

    23.4 °F

  • Highest 9 January, 2026

    44.6 °F

Climate (2021–Present)

Mackinac Island Airport (0 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    51.2 °F
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