Bois Blanc Island Weather Forecast

    • 48
    • 64

    Rain Showers

    • 52
    • 66

    Rain Showers

    • 50
    • 77

    Chance Rain Showers

    • 54
    • 70

    Slight Chance Rain Showers

    • 52
    • 73

    Partly Sunny

    • 53
    • 71

    Chance Rain Showers

Today 13 Sep Mackinac Island/Bois Blanc Island

Partly sunny. Scattered rain Showers in the afternoon. Highs in the mid 60s. West Winds 10 to 20 Mph with Gusts to around 30 Mph. Chance of Showers 40 percent.

Tonight 13 Sep Mackinac Island/Bois Blanc Island

Mostly clear. Isolated rain Showers early. Lows in the upper 40s. Northwest Winds 5 to 20 Mph. Chance of Showers 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bois Blanc Island Temperature Statistics

September Temperature

Cheboygan, Cheboygan County Airport (8.1 miles)

  • Lowest 11 September, 2026

    46.4 °F

  • Average September

    65.9 °F

  • Highest 1 September, 2026

    84.2 °F

Climate (2021–2026)

Cheboygan, Cheboygan County Airport (8.1 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    45.3 °F

  • Average High 2021–2026

    53.8 °F
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