Thames River - Bartlett Point Weather Forecast

    • 52
    • 79

    Sunny

    • 62
    • 77

    Rain Showers Likely

    • 63
    • 77

    Rain Showers

    • 52
    • 76

    Mostly Sunny

    • 58
    • 73

    Mostly Sunny

    • 61
    • 81

    Chance Rain Showers

Today 11 Sep Southern New London

Sunny. Near steady temperature in the upper 70s. West Winds 5 to 10 Mph.

Tonight 11 Sep Southern New London

Clear. Lows in the mid 50s. Northwest Winds 5 to 10 Mph, becoming north after midnight.

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Thames River - Bartlett Point Temperature Statistics

September Temperature

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

  • Lowest 7 September, 2026

    51.1 °F

  • Average September

    68.2 °F

  • Highest 4 September, 2026

    82 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.8 °F
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