Shennecossett Beach Weather Forecast

    • 67
    • 84

    Slight Chance Rain Showers

    • 66
    • 80

    Partly Sunny

    • 66
    • 80

    Chance Rain Showers

    • 60
    • 77

    Mostly Sunny

    • 60
    • 76

    Mostly Sunny

    • 65
    • 75

    Chance Rain Showers

Today 11 Aug Southern New London

Sunny with Highs in the upper 80s. West Winds 5 to 10 Mph.

Tonight 11 Aug Southern New London

Partly cloudy. Lows in the mid 60s. Northwest Winds around 5 Mph.

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Shennecossett Beach Temperature Statistics

August Temperature

Groton / New London, Groton / New London Airport (0.6 miles)

  • Lowest 5 August, 2026

    59 °F

  • Average August

    74.3 °F

  • Highest 7 August, 2026

    86 °F

Climate (2021–2026)

Groton / New London, Groton / New London Airport (0.6 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.3 °F

  • Average High 2021–2026

    60.8 °F
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