Monatou Bay Weather Forecast

    • 60
    • 71

    Mostly Sunny

    • 61
    • 68

    Mostly Sunny

    • 61
    • 71

    Mostly Sunny

    • 60
    • 71

    Partly Sunny

    • 56
    • 71

    Slight Chance Rain Showers

    • 53
    • 65

    Slight Chance Rain Showers

    • 54
    • 62

    Partly Sunny

Today 14 Sep Beaver Island and surrounding islands

Mostly sunny. Highs in the mid 70s. East Winds up to 10 Mph.

Tonight 14 Sep Beaver Island and surrounding islands

Mostly clear. Lows in the upper 50s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Monatou Bay Temperature Statistics

September Temperature

Beaver Island, Beaver Island Airport (6.8 miles)

  • Lowest 8 September, 2025

    37.4 °F

  • Average September

    58.9 °F

  • Highest 1 September, 2025

    75.2 °F

Climate (2020–Present)

Beaver Island, Beaver Island Airport (6.8 miles)

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  • Average Low 2020–2025

    37.9 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    53.4 °F
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