Weekapaug Breachway Mouth Weather Forecast

    • 55
    • 67

    Chance Rain Showers

    • 56
    • 69

    Partly Sunny

    • 57
    • 70

    Slight Chance Rain Showers

    • 57
    • 67

    Slight Chance Rain Showers

    • 57
    • 72

    Mostly Sunny

    • 52
    • 67

    Mostly Sunny

Today 7 Sep Washington

Showers likely with isolated Thunderstorms, then Showers likely. Patchy fog. Cooler. Near steady temperature in the mid 60s. North Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 7 Sep Washington

Mostly cloudy. Cooler with Lows in the upper 40s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Weekapaug Breachway Mouth Temperature Statistics

September Temperature

Westerly, Westerly State Airport (1.9 miles)

  • Lowest 4 September, 2025

    48 °F

  • Average September

    63.9 °F

  • Highest 5 September, 2025

    77 °F

Climate (2020–Present)

Westerly, Westerly State Airport (1.9 miles)

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  • Average Low 2020–2025

    44.4 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    60.4 °F
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