Coon Island Weather Forecast

    • 59
    • 81

    Sunny

    • 63
    • 81

    Slight Chance Thunderstorms

    • 61
    • 80

    Slight Chance Thunderstorms

    • 59
    • 76

    Partly Sunny

    • 58
    • 73

    Mostly Cloudy

    • 57
    • 68

    Chance Rain Showers

    • 56
    • 65

    Chance Rain Showers

Today 12 Aug Ketchikan Gateway Borough

Clear. Highs 70 to 76. Northwest Winds 10 to 15 Mph.

Tonight 12 Aug Ketchikan Gateway Borough

Mostly clear. Lows in the upper 50s. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coon Island Temperature Statistics

August Temperature

Ketchikan, Ketchikan International Airport (10.6 miles)

  • Lowest 9 August, 2026

    53.1 °F

  • Average August

    59.8 °F

  • Highest 9 August, 2026

    69.1 °F

Climate (2021–2026)

Ketchikan, Ketchikan International Airport (10.6 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    51.8 °F
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