Thames River - Harvard Boathouse Weather Forecast

    • 21
    • 40

    Becoming Sunny

    • 33
    • 46

    Rain

    • 25
    • 46

    Rain Showers Likely

    • 20
    • 36

    Mostly Sunny

    • 23
    • 39

    Partly Sunny

    • 25
    • 41

    Partly Sunny

Today 3 Dec Northern New London

Mostly sunny. Highs in the upper 30s. Northwest Winds 5 to 10 Mph.

Tonight 3 Dec Northern New London

Partly cloudy with a chance of Flurries in the Evening, then mostly clear after midnight. Lows around 19. Northwest Winds around 5 Mph.

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Thames River - Harvard Boathouse Temperature Statistics

December Temperature

Groton / New London, Groton / New London Airport (6.2 miles)

  • Lowest 1 December, 2024

    26.1 °F

  • Average December

    31.1 °F

  • Highest 1 December, 2024

    36 °F

Climate (2019–Present)

Groton / New London, Groton / New London Airport (6.2 miles)

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  • Average Low 2019–2024

    45.8 °F

  • Average 2019–2024

    53.6 °F

  • Average High 2019–2024

    61 °F
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