Salt Island Weather Forecast

    • 46
    • 63

    Mostly Sunny

    • 51
    • 60

    Mostly Cloudy

    • 50
    • 61

    Chance Rain Showers

    • 50
    • 63

    Mostly Sunny

    • 51
    • 64

    Sunny

    • 52
    • 64

    Mostly Sunny

    • 52
    • 63

    Partly Sunny

Today 12 Sep Coastal Washington

Sunny. Highs in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 12 Sep Coastal Washington

Mostly clear. Patchy fog after midnight. Lows in the lower 40s. Northwest Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Salt Island Temperature Statistics

September Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (51.6 miles)

  • Lowest 10 September, 2025

    44.1 °F

  • Average September

    61 °F

  • Highest 1 September, 2025

    78.1 °F

Climate (2020–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (51.6 miles)

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

  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    54.7 °F
Get WillyWeather+ to remove ads