Matunuck Beach Weather Forecast

    • 55
    • 80

    Decreasing Clouds

    • 50
    • 65

    Partly Sunny

    • 58
    • 66

    Rain Showers

    • 55
    • 66

    Chance Rain Showers

    • 53
    • 62

    Slight Chance Rain Showers

    • 53
    • 63

    Chance Rain Showers

Today 18 Sep Washington

Mostly sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 18 Sep Washington

Partly cloudy. Much cooler. Less humid with Lows in the lower 50s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Matunuck Beach Temperature Statistics

September Temperature

Westerly, Westerly State Airport (13 miles)

  • Lowest 15 September, 2026

    48 °F

  • Average September

    67 °F

  • Highest 4 September, 2026

    82 °F

Climate (2021–2026)

Westerly, Westerly State Airport (13 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    60.4 °F
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