Giants Neck Beach Weather Forecast

    • 54
    • 72

    Partly Sunny

    • 56
    • 72

    Partly Sunny

    • 56
    • 69

    Slight Chance Rain Showers

    • 57
    • 75

    Mostly Sunny

    • 54
    • 70

    Mostly Sunny

    • 57
    • 69

    Partly Sunny

Today 8 Sep Southern New London

Partly sunny. Highs in the lower 70s. North Winds 5 to 10 Mph.

Tonight 8 Sep Southern New London

Partly cloudy in the Evening, then clearing. Lows in the lower 50s. Northeast Winds around 5 Mph.

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Giants Neck Beach Temperature Statistics

September Temperature

Groton / New London, Groton / New London Airport (9.3 miles)

  • Lowest 3 September, 2025

    50 °F

  • Average September

    62.1 °F

  • Highest 5 September, 2025

    73 °F

Climate (2020–Present)

Groton / New London, Groton / New London Airport (9.3 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    61.1 °F
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