Thames River - Poquetanuck Cove Weather Forecast

    • 49
    • 65

    Rain Showers Likely

    • 43
    • 64

    Becoming Sunny

    • 46
    • 62

    Partly Sunny

    • 48
    • 61

    Rain Showers

    • 52
    • 71

    Rain Showers Likely

    • 46
    • 67

    Chance Rain Showers

    • 46
    • 65

    Partly Sunny

Today 6 May Northern New London

Showers. Highs in the mid 60s. South Winds around 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 6 May Northern New London

Showers likely with isolated Thunderstorms this Evening, then Showers likely after midnight. Lows in the upper 40s. Southwest Winds 10 to 15 Mph, becoming northwest around 5 Mph after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thames River - Poquetanuck Cove Temperature Statistics

May Temperature

Groton / New London, Groton / New London Airport (9.3 miles)

  • Lowest 4 May, 2026

    37 °F

  • Average May

    48.8 °F

  • Highest 4 May, 2026

    60.1 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (9.3 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.7 °F
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