Matunuck Beach Weather Forecast

    • 65
    • 72

    Chance Rain Showers

    • 65
    • 73

    Rain Showers

    • 54
    • 74

    Mostly Sunny

    • 56
    • 69

    Mostly Sunny

    • 61
    • 71

    Slight Chance Rain Showers

    • 62
    • 74

    Chance Rain Showers

Today 12 Sep Washington

Sunny. Highs in the mid 70s. East Winds 5 to 10 Mph, becoming south this afternoon.

Tonight 12 Sep Washington

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers and Thunderstorms after midnight. Not as cool with Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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Matunuck Beach Temperature Statistics

September Temperature

Westerly, Westerly State Airport (13 miles)

  • Lowest 7 September, 2026

    54 °F

  • Average September

    67.8 °F

  • Highest 4 September, 2026

    82 °F

Climate (2021–2026)

Westerly, Westerly State Airport (13 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    60.4 °F
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