Matunuck Beach Weather Forecast

    • 59
    • 74

    Becoming Sunny

    • 53
    • 78

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

    • 52
    • 66

    Partly Sunny

    • 58
    • 69

    Partly Sunny

    • 61
    • 75

    Slight Chance Rain Showers

Today 18 Sep Washington

Mostly cloudy this Morning, then becoming mostly sunny. Patchy fog this morning. Highs in the mid 70s. North Winds 5 to 10 Mph, becoming west this afternoon.

Tonight 18 Sep Washington

Mostly clear. Lows in the upper 50s. West Winds around 5 Mph.

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Matunuck Beach Temperature Statistics

September Temperature

Westerly, Westerly State Airport (13 miles)

  • Lowest 4 September, 2025

    48 °F

  • Average September

    63.7 °F

  • Highest 6 September, 2025

    78.1 °F

Climate (2020–Present)

Westerly, Westerly State Airport (13 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    60.4 °F
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