Gravina Island Weather Forecast

    • 49
    • 53

    Rain

    • 52
    • 55

    Rain

    • 48
    • 56

    Rain

    • 47
    • 54

    Rain

    • 46
    • 53

    Rain

    • 45
    • 53

    Rain

Today 18 Sep Ketchikan Gateway Borough

Rain likely. Highs in the mid 50s. Southeast Winds 10 to 20 Mph.

Tonight 18 Sep Ketchikan Gateway Borough

Rain. Near steady temperature in the lower 50s. Southeast Winds 10 to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Gravina Island Temperature Statistics

September Temperature

Ketchikan, Ketchikan International Airport (2.5 miles)

  • Lowest 14 September, 2025

    46.9 °F

  • Average September

    58 °F

  • Highest 1 September, 2025

    72 °F

Climate (2020–Present)

Ketchikan, Ketchikan International Airport (2.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    52 °F
Get WillyWeather+ to remove ads