Keystone Bay Weather Forecast

    • 42
    • 48

    Breezy

    • 44
    • 49

    Slight Chance Rain Showers

    • 39
    • 47

    Partly Sunny

    • 33
    • 43

    Slight Chance Rain Showers

    • 34
    • 39

    Mostly Cloudy

    • 38
    • 42

    Mostly Cloudy

Today 8 Nov Keweenaw

Cloudy, breezy. Near steady temperature in the mid 40s. Northwest Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 8 Nov Keweenaw

Cloudy. Lows around 37. Northwest Winds 10 to 20 Mph with Gusts up to 35 Mph, Diminishing to 5 to 10 Mph with Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Keystone Bay Temperature Statistics

November Temperature

Copper Harbor (6.8 miles)

  • Lowest 6 November, 2026

    33.1 °F

  • Average November

    50.5 °F

  • Highest 3 November, 2026

    62.1 °F

Climate (2021–2026)

Copper Harbor (6.8 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    44.3 °F

  • Average High 2021–2026

    50.5 °F
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