Coon Island Weather Forecast

    • 42
    • 48

    Rain Showers Likely

    • 41
    • 49

    Mostly Cloudy

    • 44
    • 49

    Rain

    • 42
    • 49

    Rain

    • 39
    • 46

    Rain

    • 36
    • 46

    Chance Rain

    • 36
    • 47

    Slight Chance Rain

Today 18 Oct Ketchikan Gateway Borough

Cloudy. Chance of rain Showers early in the Morning, then rain Showers likely in the morning. Chance of rain Showers in the afternoon. Highs in the upper 40s. Southeast Winds around 10 Mph.

Tonight 18 Oct Ketchikan Gateway Borough

Decreasing Clouds. Slight chance of rain Showers in the evening. Patchy fog late. Lows around 40. East Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coon Island Temperature Statistics

October Temperature

Ketchikan, Ketchikan International Airport (10.6 miles)

  • Lowest 11 October, 2026

    35.1 °F

  • Average October

    49.5 °F

  • Highest 5 October, 2026

    57.9 °F

Climate (2021–2026)

Ketchikan, Ketchikan International Airport (10.6 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    47 °F

  • Average High 2021–2026

    52 °F
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