Westbrook Weather Forecast

    • 52
    • 85

    Slight Chance Rain Showers

    • 48
    • 75

    Sunny

    • 54
    • 74

    Partly Sunny

    • 58
    • 77

    Chance Rain Showers

    • 51
    • 77

    Partly Sunny

    • 60
    • 76

    Mostly Cloudy

Today 10 Sep Coastal Cumberland

Partly sunny. A chance of Showers in the morning. Highs in the mid 80s. West Winds 15 to 20 Mph. Gusts up to 35 Mph in the afternoon. Chance of rain 50 percent.

Tonight 10 Sep Coastal Cumberland

Partly cloudy. Less humid with Lows in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Westbrook Temperature Statistics

September Temperature

Portland, Portland International Jetport (3.7 miles)

  • Lowest 7 September, 2026

    50.6 °F

  • Average September

    65.9 °F

  • Highest 7 September, 2026

    82.7 °F

Climate (2021–2026)

Portland, Portland International Jetport (3.7 miles)

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

  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    57.3 °F
Get WillyWeather+ to remove ads