Copper Harbor Weather Forecast

    • 53
    • 60

    Rain Showers Likely

    • 49
    • 64

    Chance Rain Showers

    • 53
    • 65

    Slight Chance Rain Showers

    • 53
    • 70

    Slight Chance Rain Showers

    • 51
    • 69

    Chance Rain Showers

    • 50
    • 63

    Chance Rain Showers

Today 17 Aug Prince of Wales Island

Rain Showers. Highs in the mid 60s. Light Winds.

Tonight 17 Aug Prince of Wales Island

Rain Showers likely in the Evening, then chance of rain Showers and patchy fog late. Lows in the mid 50s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Copper Harbor Temperature Statistics

August Temperature

Ketchikan, Ketchikan International Airport (36.7 miles)

  • Lowest 9 August, 2026

    53.1 °F

  • Average August

    61.4 °F

  • Highest 14 August, 2026

    79 °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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