Saint James Harbor Weather Forecast

    • 43
    • 58

    Decreasing Clouds

    • 44
    • 62

    Partly Sunny

    • 48
    • 65

    Mostly Cloudy

    • 48
    • 63

    Chance Rain Showers

    • 47
    • 65

    Slight Chance Rain Showers

    • 46
    • 67

    Mostly Sunny

Today 25 May Beaver Island and surrounding islands

Partly sunny. Highs in the mid 50s. Northwest Winds 5 to 10 Mph.

Tonight 25 May Beaver Island and surrounding islands

Mostly clear. Lows in the upper 30s. Northwest Winds 5 to 10 Mph.

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Saint James Harbor Temperature Statistics

May Temperature

Beaver Island, Beaver Island Airport (3.7 miles)

  • Lowest 4 May, 2025

    26.6 °F

  • Average May

    49.8 °F

  • Highest 16 May, 2025

    80.6 °F

Climate (2020–Present)

Beaver Island, Beaver Island Airport (3.7 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    46.1 °F

  • Average High 2020–2025

    53.5 °F
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