Westbrook Weather Forecast

    • 63
    • 78

    Chance Rain Showers

    • 63
    • 74

    Rain Showers Likely

    • 63
    • 79

    Chance Rain Showers

    • 59
    • 78

    Mostly Sunny

    • 60
    • 77

    Mostly Sunny

    • 65
    • 79

    Partly Sunny

Today 21 Aug Southern Middlesex

Mostly cloudy with a chance of Showers this Morning, then partly sunny with a slight chance of Showers this afternoon. Highs in the upper 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 21 Aug Southern Middlesex

Partly cloudy. A slight chance of Showers in the evening. Lows in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

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Westbrook Temperature Statistics

August Temperature

Chester, Chester Airport (6.2 miles)

  • Lowest 4 August, 2026

    60.8 °F

  • Average August

    75.5 °F

  • Highest 7 August, 2026

    93.2 °F

Climate (2021–2026)

Chester, Chester Airport (6.2 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    62.6 °F
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