West Mystic Weather Forecast

    • 42
    • 57

    Rain Showers Likely

    • 38
    • 65

    Chance Rain Showers

    • 42
    • 49

    Chance Rain Showers

    • 42
    • 59

    Rain Showers

    • 28
    • 52

    Mostly Sunny

    • 35
    • 45

    Chance Rain/Snow

    • 47
    • 57

    Chance Rain Showers

Today 28 Mar Southern New London

Partly sunny. Highs in the upper 50s. West Winds 10 to 15 Mph.

Tonight 28 Mar Southern New London

A chance of Showers this Evening, then Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 40s. South Winds 5 to 10 Mph. Chance of rain 80 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

West Mystic Temperature Statistics

March Temperature

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

  • Lowest 3 March, 2025

    14.8 °F

  • Average March

    40.9 °F

  • Highest 18 March, 2025

    58.6 °F

Climate (2020–Present)

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