Copper Harbor Weather Forecast

    • 48
    • 60

    Mostly Cloudy

    • 50
    • 62

    Mostly Cloudy

    • 51
    • 57

    Rain Likely

    • 50
    • 59

    Chance Rain Showers

    • 50
    • 60

    Chance Rain Showers

    • 50
    • 58

    Rain Showers Likely

Today 14 Sep Prince of Wales Island

Mostly cloudy. On northern prince of Wales, slight chance of drizzle in the morning. Highs in the mid 60s. Light Winds.

Tonight 14 Sep Prince of Wales Island

Mostly cloudy. Lows in the upper 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Copper Harbor Temperature Statistics

September Temperature

Ketchikan, Ketchikan International Airport (36.7 miles)

  • Lowest 10 September, 2026

    46.9 °F

  • Average September

    58.6 °F

  • Highest 3 September, 2026

    73 °F

Climate (2021–2026)

Ketchikan, Ketchikan International Airport (36.7 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    51.9 °F
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