Steamboat Bay Weather Forecast

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Today 18 Sep Prince of Wales Island

Rain. Highs in the upper 50s. Southeast Winds 10 to 15 Mph.

Tonight 18 Sep Prince of Wales Island

Rain. Rain may be heavy at Times in the evening. Lows in the lower 50s. Southeast Winds 10 to 15 Mph.

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Steamboat Bay Temperature Statistics

September Temperature

Ketchikan, Ketchikan International Airport (75.8 miles)

  • Lowest 14 September, 2025

    46.9 °F

  • Average September

    58.4 °F

  • Highest 1 September, 2025

    72 °F

Climate (2020–Present)

Ketchikan, Ketchikan International Airport (75.8 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    52 °F
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