Shennecossett Beach Weather Forecast

    • 45
    • 58

    Decreasing Clouds

    • 48
    • 58

    Mostly Sunny

    • 50
    • 56

    Rain Showers

    • 50
    • 57

    Chance Rain Showers

    • 51
    • 62

    Chance Rain Showers

    • 55
    • 68

    Partly Sunny

    • 53
    • 72

    Partly Sunny

Today 11 May Southern New London

Mostly cloudy. Near steady temperature in the lower 60s. West Winds around 5 Mph.

Tonight 11 May Southern New London

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 40s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shennecossett Beach Temperature Statistics

May Temperature

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

  • Lowest 4 May, 2026

    37 °F

  • Average May

    51.8 °F

  • Highest 7 May, 2026

    64 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.7 °F
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