Great Sand Bay Weather Forecast

    • 44
    • 50

    Mostly Sunny

    • 42
    • 51

    Partly Sunny

    • 42
    • 49

    Mostly Cloudy

    • 39
    • 47

    Chance Rain Showers

    • 38
    • 43

    Chance Rain Showers

    • 39
    • 45

    Chance Rain Showers

Today 28 Oct Keweenaw

Mostly sunny. Highs around 52. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 28 Oct Keweenaw

Mostly clear. Lows 40 to 45. Southeast Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Sand Bay Temperature Statistics

October Temperature

Copper Harbor (17.4 miles)

  • Lowest 24 October, 2025

    32 °F

  • Average October

    53.9 °F

  • Highest 4 October, 2025

    82.9 °F

Climate (2020–Present)

Copper Harbor (17.4 miles)

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  • Average Low 2020–2025

    38.7 °F

  • Average 2020–2025

    44.9 °F

  • Average High 2020–2025

    51.1 °F
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