Mackinac Island Weather Forecast

    • 38
    • 53

    Mostly Sunny

    • 40
    • 46

    Mostly Cloudy

    • 38
    • 46

    Rain Showers Likely

    • 37
    • 46

    Mostly Cloudy

    • 40
    • 51

    Partly Sunny

    • 43
    • 51

    Chance Rain Showers

Today 22 Apr Mackinac Island/Bois Blanc Island

Mostly sunny. Highs in the lower 50s. Light Winds.

Tonight 22 Apr Mackinac Island/Bois Blanc Island

Mostly clear. Lows in the mid 30s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mackinac Island Temperature Statistics

April Temperature

Mackinac Island Airport (0 miles)

  • Lowest 7 April, 2026

    10.4 °F

  • Average April

    34.8 °F

  • Highest 13 April, 2026

    59 °F

Climate (2021–Present)

Mackinac Island Airport (0 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    44.6 °F

  • Average High 2021–2026

    50.9 °F
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