Rocky Neck State Park Weather Forecast

    • 26
    • 42

    Increasing Clouds

    • 17
    • 41

    Mostly Cloudy

    • 20
    • 28

    Snow

    • 23
    • 33

    Slight Chance Snow

    • 28
    • 42

    Rain

    • 20
    • 39

    Slight Chance Rain

Today 24 Dec Southern New London

Sunny. Highs in the lower 40s. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 24 Dec Southern New London

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 20s. North Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Rocky Neck State Park Temperature Statistics

December Temperature

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

  • Lowest 5 December, 2025

    12.9 °F

  • Average December

    33.1 °F

  • Highest 19 December, 2025

    55 °F

Climate (2020–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61 °F
Get WillyWeather+ to remove ads