Coon Island Weather Forecast

    • 54
    • 62

    Partly Sunny

    • 55
    • 66

    Mostly Cloudy

    • 57
    • 67

    Partly Sunny

    • 57
    • 70

    Rain Showers Likely

    • 55
    • 64

    Rain Showers Likely

    • 54
    • 60

    Rain Showers

    • 54
    • 62

    Rain Showers Likely

Today 18 Aug Ketchikan Gateway Borough

Mostly cloudy. Patchy fog early in the morning. Highs in the mid 60s. West Winds around 10 Mph.

Tonight 18 Aug Ketchikan Gateway Borough

Decreasing Clouds. Lows in the mid 50s. West Winds around 10 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

    61.6 °F

  • Highest 14 August, 2026

    79 °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

    46.9 °F

  • Average High 2021–2026

    51.9 °F
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