Thames River - Bartlett Point Weather Forecast

    • 58
    • 83

    Becoming Sunny

    • 58
    • 78

    Slight Chance Thunderstorms

    • 63
    • 81

    Partly Sunny

    • 66
    • 81

    Rain Showers Likely

    • 64
    • 82

    Chance Rain Showers

    • 60
    • 84

    Partly Sunny

Today 24 Aug Southern New London

Mostly sunny. Highs in the lower 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 24 Aug Southern New London

Partly cloudy. A slight chance of Showers in the evening. Lows around 60. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 20 percent.

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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

    72.7 °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

    53.2 °F

  • Average High 2021–2026

    60.8 °F
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