Thames River - Bartlett Point Weather Forecast

    • 32
    • 50

    Becoming Sunny

    • 28
    • 52

    Partly Sunny

    • 37
    • 52

    Slight Chance Rain Showers

    • 40
    • 54

    Partly Sunny

    • 43
    • 65

    Partly Sunny

    • 41
    • 63

    Partly Sunny

    • 42
    • 59

    Chance Rain Showers

Today 19 Apr Southern New London

Showers. Highs in the lower 50s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 19 Apr Southern New London

Partly cloudy with a chance of rain Showers in the Evening, then clear after midnight. Widespread frost after midnight. Lows in the mid 30s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming west around 5 Mph after midnight. Chance of rain 50 percent.

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Thames River - Bartlett Point Temperature Statistics

April Temperature

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

  • Lowest 9 April, 2026

    28 °F

  • Average April

    47.8 °F

  • Highest 15 April, 2026

    71.1 °F

Climate (2021–Present)

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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