Thames River - Shaw Cove Weather Forecast

    • 50
    • 62

    Rain Showers Likely

    • 41
    • 59

    Rain Showers Likely

    • 39
    • 48

    Chance Rain Showers

    • 49
    • 59

    Chance Rain Showers

    • 44
    • 63

    Chance Rain Showers

    • 43
    • 60

    Chance Rain Showers

Today 31 Mar Southern New London

Mostly cloudy with Showers likely in the Morning, then partly sunny with a chance of Showers in the afternoon. Highs in the lower 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 60 percent.

Tonight 31 Mar Southern New London

Partly cloudy in the Evening, then becoming mostly cloudy. A 20 percent chance of Showers. Lows around 50. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Thames River - Shaw Cove Temperature Statistics

March Temperature

Groton / New London, Groton / New London Airport (2.5 miles)

  • Lowest 3 March, 2026

    12 °F

  • Average March

    38.8 °F

  • Highest 9 March, 2026

    63 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (2.5 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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