Ketchikan International Airport Weather Forecast

    • 53
    • 70

    Rain

    • 50
    • 59

    Rain

    • 51
    • 58

    Rain

    • 53
    • 59

    Rain

    • 49
    • 59

    Rain

    • 48
    • 58

    Rain

Today 16 Sep Ketchikan Gateway Borough

Decreasing Clouds. Slight chance of rain early in the morning. Chance of rain in the afternoon. Highs in the upper 60s. Southeast Winds 10 to 20 Mph.

Tonight 16 Sep Ketchikan Gateway Borough

Rain. Lows in the mid 50s. Southeast Winds 15 to 25 Mph.

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Ketchikan International Airport Temperature Statistics

September Temperature

Ketchikan, Ketchikan International Airport (0 miles)

  • Lowest 14 September, 2025

    46.9 °F

  • Average September

    58.3 °F

  • Highest 1 September, 2025

    72 °F

Climate (2020–Present)

Ketchikan, Ketchikan International Airport (0 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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