Coon Island Weather Forecast

    • 52
    • 64

    Partly Sunny

    • 54
    • 59

    Rain Likely

    • 53
    • 59

    Rain Likely

    • 53
    • 56

    Rain

    • 53
    • 56

    Rain

    • 50
    • 57

    Rain Showers

    • 49
    • 57

    Rain Showers Likely

Today 15 Sep Ketchikan Gateway Borough

Mostly cloudy early in the morning then clearing. Areas of dense fog in the morning. Highs in the mid 60s. Northwest Winds around 10 Mph.

Tonight 15 Sep Ketchikan Gateway Borough

Partly cloudy. Slight chance of rain late. Lows in the lower 50s. Northwest Winds around 10 Mph.

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  • Temperature Real-Time

Coon Island Temperature Statistics

September Temperature

Ketchikan, Ketchikan International Airport (10.6 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 (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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