Rocky Neck State Park Weather Forecast

    • 47
    • 55

    Chance Rain

    • 29
    • 56

    Rain Likely

    • 35
    • 45

    Chance Rain

    • 31
    • 49

    Partly Sunny

    • 40
    • 50

    Rain

    • 26
    • 54

    Rain Likely

Today 11 Mar Southern New London

Partly sunny. Patchy fog in the morning. A slight chance of Showers in the afternoon. Highs in the mid 50s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Chance of rain 20 percent.

Tonight 11 Mar Southern New London

Mostly cloudy with a 40 percent chance of rain. Lows in the upper 40s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Rocky Neck State Park Temperature Statistics

March Temperature

Groton / New London, Groton / New London Airport (9.9 miles)

  • Lowest 3 March, 2026

    12 °F

  • Average March

    34.1 °F

  • Highest 8 March, 2026

    55 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (9.9 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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