Westbrook Weather Forecast

    • 46
    • 57

    Chance Rain Showers

    • 45
    • 59

    Rain

    • 44
    • 58

    Rain

    • 54
    • 75

    Mostly Sunny

    • 50
    • 78

    Partly Sunny

    • 49
    • 71

    Mostly Cloudy

Today 13 May Coastal Cumberland

Cloudy. A slight chance of Showers early this Morning, then a chance of Showers this afternoon. Highs in the mid 50s. Southeast Winds around 10 Mph. Gusts up to 25 Mph this afternoon. Chance of rain 50 percent.

Tonight 13 May Coastal Cumberland

Cloudy with a 20 percent chance of Showers. Patchy fog after midnight. Lows in the mid 40s. South Winds around 10 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Westbrook Temperature Statistics

May Temperature

Portland, Portland International Jetport (3.7 miles)

  • Lowest 8 May, 2026

    36.6 °F

  • Average May

    51.3 °F

  • Highest 4 May, 2026

    71.7 °F

Climate (2021–Present)

Portland, Portland International Jetport (3.7 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    57.2 °F
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