National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

19°F

-7°C

Humidity 39%
Wind Speed W 8 mph
Barometer 30.38 in (1028.7 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 20 Jan 6:56 pm EST
Extended Forecast for

2 Miles S East Lyme CT

  • Tonight

    Tonight: Clear, with a low around 11. West wind 3 to 6 mph.

    Low: 11 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 34. Wind chill values between 10 and 20. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 34 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 4am, then a chance of rain. Mostly cloudy, with a low around 30. Southwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A 30 percent chance of rain before 7am. Mostly sunny, with a high near 42. West wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 42 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24. West wind around 6 mph.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 16.

    High: 16 °F

    Cold

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Clear, with a low around 11. West wind 3 to 6 mph.
Wednesday
Increasing clouds, with a high near 34. Wind chill values between 10 and 20. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
A chance of rain and snow before 4am, then a chance of rain. Mostly cloudy, with a low around 30. Southwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday
A 30 percent chance of rain before 7am. Mostly sunny, with a high near 42. West wind 7 to 11 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 24. West wind around 6 mph.
Friday
Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 7.
Saturday
Mostly sunny and cold, with a high near 16.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 8.
Sunday
A 50 percent chance of snow. Cloudy and cold, with a high near 20.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 12.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 25.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S East Lyme CT
 41.34°N 72.26°W (Elev. 75 ft)
Last Update:
6:01 pm EST Jan 20, 2026
Forecast Valid:
7pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation