Mason's Island - Mason Point Weather Forecast

    • 37
    • 48

    Rain

    • 29
    • 43

    Rain

    • 34
    • 43

    Partly Sunny

    • 34
    • 47

    Mostly Cloudy

    • 39
    • 48

    Rain Likely

    • 26
    • 47

    Slight Chance Rain/Snow

Today 22 Mar Southern New London

Mostly cloudy. A slight chance of rain this Morning, then rain likely this afternoon. Highs around 50. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 60 percent.

Tonight 22 Mar Southern New London

Rain in the Evening, then Showers after midnight. Lows in the mid 30s. Southwest Winds around 5 Mph, becoming north after midnight. Chance of rain 90 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mason's Island - Mason Point Temperature Statistics

March Temperature

Groton / New London, Groton / New London Airport (3.7 miles)

  • Lowest 3 March, 2026

    12 °F

  • Average March

    37.3 °F

  • Highest 9 March, 2026

    63 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (3.7 miles)

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

  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.8 °F
Get WillyWeather+ to remove ads