Pennock Island Weather Forecast

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    Rain Showers

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    Rain Showers

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    Rain Showers

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    Rain Showers

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    Rain Showers

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    Rain Showers Likely

Today 18 Sep Ketchikan Gateway Borough

Cloudy. Slight chance of rain Showers early in the morning. Highs in the upper 50s. Southeast Winds 10 to 15 Mph.

Tonight 18 Sep Ketchikan Gateway Borough

Patchy fog in the evening. Rain Showers. Near steady temperature in the mid 50s. Southeast Winds 10 to 15 Mph.

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  • Temperature Real-Time

Pennock Island Temperature Statistics

September Temperature

Ketchikan, Ketchikan International Airport (3.7 miles)

  • Lowest 10 September, 2026

    46.9 °F

  • Average September

    58 °F

  • Highest 3 September, 2026

    73 °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

    51.9 °F
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