Saco River Mouth Weather Forecast

    • 49
    • 70

    Mostly Cloudy

    • 54
    • 71

    Chance Rain Showers

    • 57
    • 75

    Slight Chance Rain Showers

    • 47
    • 75

    Mostly Sunny

    • 43
    • 66

    Sunny

    • 51
    • 69

    Mostly Sunny

    • 57
    • 74

    Partly Sunny

Today 16 Sep Coastal York

Partly sunny. Highs in the mid 70s. Light and variable Winds.

Tonight 16 Sep Coastal York

Partly cloudy. Lows in the mid 40s. Light and variable Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Saco River Mouth Temperature Statistics

September Temperature

Portland, Portland International Jetport (12.4 miles)

  • Lowest 9 September, 2025

    46 °F

  • Average September

    62.3 °F

  • Highest 11 September, 2025

    80.1 °F

Climate (2020–Present)

Portland, Portland International Jetport (12.4 miles)

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

  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    49 °F

  • Average High 2020–2025

    57.4 °F
Get WillyWeather+ to remove ads