Mount John Jay Weather Forecast

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    Rain Showers

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    Rain/Snow

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    Snow Showers

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    Snow Showers

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    Chance Snow Showers

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    Chance Snow Showers

Today 20 Sep Ketchikan Gateway Borough

Slight chance of Thunderstorms. Rain Showers in the afternoon. Some Thunderstorms may produce gusty Winds and heavy rainfall. Highs in the upper 50s. South Winds 10 to 15 Mph.

Tonight 20 Sep Ketchikan Gateway Borough

Rain Showers in the evening. Slight chance of Thunderstorms. Chance of rain Showers late. Some Thunderstorms may produce gusty Winds and heavy rainfall. Lows around 50. Southeast Winds around 10 Mph.

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Mount John Jay Temperature Statistics

September Temperature

Ketchikan, Ketchikan International Airport (73.3 miles)

  • Lowest 18 September, 2026

    46 °F

  • Average September

    57.7 °F

  • Highest 3 September, 2026

    73 °F

Climate (2021–2026)

Ketchikan, Ketchikan International Airport (73.3 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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