Groton Long Point South Beach Weather Forecast

    • 48
    • 60

    Chance Rain Showers

    • 46
    • 59

    Chance Rain Showers

    • 47
    • 60

    Mostly Sunny

    • 50
    • 58

    Rain Showers

    • 49
    • 60

    Rain Showers Likely

    • 50
    • 63

    Chance Rain Showers

Today 10 May Southern New London

Cloudy Early, then becoming partly sunny. Highs in the mid 60s. Southwest Winds 5 to 10 Mph.

Tonight 10 May Southern New London

Mostly cloudy with a 50 percent chance of Showers. Lows in the upper 40s. West Winds around 5 Mph, becoming north around 5 Mph after midnight.

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Groton Long Point South Beach Temperature Statistics

May Temperature

Groton / New London, Groton / New London Airport (2.5 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 (2.5 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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