Thames River - Horton Cove Weather Forecast

    • 58
    • 81

    Increasing Clouds

    • 63
    • 75

    Rain Showers

    • 61
    • 78

    Rain Showers Likely

    • 61
    • 80

    Mostly Sunny

    • 62
    • 84

    Chance Rain Showers

    • 64
    • 81

    Chance Rain Showers

Today 21 Jun Northern New London

Sunny. A slight chance of Showers this afternoon. Highs in the lower 80s. West Winds 5 to 10 Mph. Gusts up to 20 Mph this afternoon. Chance of rain 20 percent.

Tonight 21 Jun Northern New London

Partly cloudy. Lows in the upper 50s. West Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Thames River - Horton Cove Temperature Statistics

June Temperature

Groton / New London, Groton / New London Airport (8.1 miles)

  • Lowest 2 June, 2026

    42.1 °F

  • Average June

    66.1 °F

  • Highest 11 June, 2026

    87.1 °F

Climate (2021–2026)

Groton / New London, Groton / New London Airport (8.1 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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