Garden Island Harbor Weather Forecast

    • 61
    • 73

    Decreasing Clouds

    • 55
    • 69

    Mostly Sunny

    • 63
    • 74

    Mostly Sunny

    • 58
    • 71

    Chance Rain Showers

    • 57
    • 69

    Chance Rain Showers

    • 59
    • 71

    Rain Showers

Today 9 Sep Beaver Island and surrounding islands

Partly sunny. Highs in the mid 70s. West Winds 15 to 20 Mph.

Tonight 9 Sep Beaver Island and surrounding islands

Mostly clear. Lows in the upper 50s. Northwest Winds 5 to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Garden Island Harbor Temperature Statistics

September Temperature

Beaver Island, Beaver Island Airport (7.5 miles)

  • Lowest 6 September, 2026

    50 °F

  • Average September

    66.8 °F

  • Highest 1 September, 2026

    86 °F

Climate (2021–2026)

Beaver Island, Beaver Island Airport (7.5 miles)

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  • Average Low 2021–2026

    37.7 °F

  • Average 2021–2026

    45.9 °F

  • Average High 2021–2026

    53.3 °F
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