Thames River - Shaw Cove Weather Forecast

    • 63
    • 81

    Rain Showers

    • 63
    • 74

    Rain Showers

    • 62
    • 76

    Rain Showers Likely

    • 66
    • 81

    Partly Sunny

    • 70
    • 88

    Slight Chance Rain Showers

    • 69
    • 92

    Chance Thunderstorms

Today 5 Jul Southern New London

Mostly cloudy with a chance of Showers this Morning, then partly sunny with a chance of Showers with a slight chance of Thunderstorms this afternoon. Some Thunderstorms may produce heavy rainfall this afternoon. Highs in the lower 80s. East Winds around 5 Mph. Chance of rain 40 percent.

Tonight 5 Jul Southern New London

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then Showers with a chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Lows in the lower 60s. East Winds around 5 Mph. Chance of rain 80 percent.

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Thames River - Shaw Cove Temperature Statistics

July Temperature

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

  • Lowest 1 July, 2026

    68 °F

  • Average July

    78.4 °F

  • Highest 3 July, 2026

    91 °F

Climate (2021–2026)

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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