Thames River - Bartlett Point Weather Forecast

    • 61
    • 78

    Chance Rain Showers

    • 63
    • 74

    Rain Showers Likely

    • 62
    • 81

    Chance Rain Showers

    • 56
    • 80

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

    • 63
    • 80

    Chance Rain Showers

Today 21 Aug Southern New London

Mostly cloudy in the Morning, then becoming partly sunny. A 50 percent chance of Showers. Highs in the upper 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 Aug Southern New London

Mostly cloudy with a 50 percent chance of Showers. Lows in the lower 60s. Northeast Winds around 5 Mph.

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Thames River - Bartlett Point Temperature Statistics

August Temperature

Groton / New London, Groton / New London Airport (6.8 miles)

  • Lowest 5 August, 2026

    59 °F

  • Average August

    73.3 °F

  • Highest 7 August, 2026

    86 °F

Climate (2021–2026)

Groton / New London, Groton / New London Airport (6.8 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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