Charlestown Breachway Mouth Weather Forecast

    • 63
    • 76

    Chance Rain Showers

    • 62
    • 74

    Partly Sunny

    • 67
    • 75

    Partly Sunny

    • 65
    • 76

    Slight Chance Thunderstorms

    • 66
    • 73

    Chance Rain Showers

    • 66
    • 74

    Chance Rain Showers

Today 28 Aug Washington

Mostly cloudy. Patchy fog this morning. A chance of Showers with a slight chance of Thunderstorms this afternoon. Visibility one quarter mile or less at Times this morning. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 28 Aug Washington

Mostly cloudy. Humid with Lows in the lower 60s. West Winds around 5 Mph, becoming north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Charlestown Breachway Mouth Temperature Statistics

August Temperature

Westerly, Westerly State Airport (8.1 miles)

  • Lowest 16 August, 2026

    57 °F

  • Average August

    72.6 °F

  • Highest 7 August, 2026

    87.1 °F

Climate (2021–2026)

Westerly, Westerly State Airport (8.1 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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