Stonington Harbor Weather Forecast

    • 65
    • 76

    Increasing Clouds

    • 68
    • 78

    Rain Showers Likely

    • 62
    • 80

    Slight Chance Thunderstorms

    • 63
    • 76

    Partly Sunny

    • 68
    • 77

    Partly Sunny

    • 67
    • 78

    Partly Sunny

    • 67
    • 77

    Slight Chance Rain Showers

Today 26 Aug Southern New London

Sunny. Near steady temperature in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 26 Aug Southern New London

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 60s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stonington Harbor Temperature Statistics

August Temperature

Westerly, Westerly State Airport (5.6 miles)

  • Lowest 16 August, 2026

    57 °F

  • Average August

    72.8 °F

  • Highest 7 August, 2026

    87.1 °F

Climate (2021–2026)

Westerly, Westerly State Airport (5.6 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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