Copper Harbor Weather Forecast

    • 13
    • 20

    Mostly Cloudy

    • 8
    • 19

    Decreasing Clouds

    • 11
    • 19

    Partly Sunny

    • 13
    • 21

    Mostly Sunny

    • 17
    • 27

    Chance Snow

    • 28
    • 33

    Snow

    • 33
    • 36

    Rain/Snow

Today 21 Dec Prince of Wales Island

Decreasing Clouds. Highs 18 to 24. Northeast Winds 10 to 15 Mph.

Tonight 21 Dec Prince of Wales Island

Increasing Clouds. Flurries late. Lows 8 to 14. Northeast Winds around 10 Mph.

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Copper Harbor Temperature Statistics

December Temperature

Ketchikan, Ketchikan International Airport (36.7 miles)

  • Lowest 19 December, 2025

    19 °F

  • Average December

    36 °F

  • Highest 14 December, 2025

    48 °F

Climate (2020–Present)

Ketchikan, Ketchikan International Airport (36.7 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    52 °F
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