Mackinac Island Weather Forecast

    • 33
    • 40

    Mostly Cloudy

    • 42
    • 45

    Chance Rain Showers

    • 37
    • 57

    Rain Showers Likely

    • 26
    • 39

    Chance Snow

    • 32
    • 40

    Mostly Cloudy

    • 31
    • 44

    Chance Rain/Snow

Today 13 Mar Mackinac Island/Bois Blanc Island

Partly sunny. Highs in the lower 40s. Southwest Winds around 5 Mph.

Tonight 13 Mar Mackinac Island/Bois Blanc Island

Partly cloudy. Lows in the lower 30s. Southeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mackinac Island Temperature Statistics

March Temperature

Mackinac Island Airport (0 miles)

  • Lowest 1 March, 2025

    3.2 °F

  • Average March

    27.7 °F

  • Highest 10 March, 2025

    53.6 °F

Climate (2020–Present)

Mackinac Island Airport (0 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    38.3 °F

  • Average 2020–2025

    44.7 °F

  • Average High 2020–2025

    51.1 °F
Get WillyWeather+ to remove ads