Groton Weather Forecast

    • 23
    • 33

    Mostly Sunny

    • 41
    • 44

    Partly Sunny

    • 47
    • 52

    Rain Showers

    • 31
    • 52

    Chance Rain Showers

    • 34
    • 43

    Partly Sunny

    • 31
    • 43

    Chance Rain/Snow

Today 3 Mar Southern New London

Sunny, cold with Highs in the lower 30s. Northwest Winds 5 to 10 Mph.

Tonight 3 Mar Southern New London

Partly cloudy. Lows in the lower 20s. West Winds around 5 Mph.

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Groton Temperature Statistics

March Temperature

Groton / New London, Groton / New London Airport (1.9 miles)

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  • Average March

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Climate (2020–Present)

Groton / New London, Groton / New London Airport (1.9 miles)

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  • Average Low 2020–2025

    45.6 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61 °F
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