Duncan Bay Weather Forecast

    • 32
    • 35

    Mostly Cloudy

    • 38
    • 46

    Rain Showers

    • 22
    • 40

    Rain Showers Likely

    • 22
    • 29

    Blustery

    • 28
    • 34

    Mostly Cloudy

    • 25
    • 35

    Mostly Cloudy

Today 13 Mar Keweenaw

Partly cloudy. East Winds 5 to 10 Mph.

Tonight 13 Mar Keweenaw

Mostly cloudy. Lows around 30. East Winds 5 to 15 Mph, becoming southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Duncan Bay Temperature Statistics

March Temperature

Copper Harbor (55.9 miles)

  • Lowest 8 March, 2025

    7 °F

  • Average March

    28.9 °F

  • Highest 9 March, 2025

    52 °F

Climate (2020–Present)

Copper Harbor (55.9 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    44.6 °F

  • Average High 2020–2025

    50.7 °F
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