Pennock Island Weather Forecast

    • 48
    • 55

    Chance Rain Showers

    • 44
    • 54

    Chance Rain Showers

    • 42
    • 55

    Mostly Sunny

    • 42
    • 58

    Mostly Sunny

    • 44
    • 53

    Rain Likely

    • 46
    • 53

    Rain Likely

    • 44
    • 54

    Rain Likely

Today 7 Oct Ketchikan Gateway Borough

Cloudy. Patchy fog early in the morning. Chance of rain Showers. Highs in the mid 50s. Light Winds.

Tonight 7 Oct Ketchikan Gateway Borough

Chance of rain Showers in the Evening, then rain Showers likely late. Lows in the upper 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pennock Island Temperature Statistics

October Temperature

Ketchikan, Ketchikan International Airport (3.7 miles)

  • Lowest 2 October, 2026

    43 °F

  • Average October

    51.2 °F

  • Highest 5 October, 2026

    57.9 °F

Climate (2021–2026)

Ketchikan, Ketchikan International Airport (3.7 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    52 °F
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