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

32°F

0°C

Humidity 66%
Wind Speed N 12 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 15 Feb 8:56 am EST
Extended Forecast for

Ledyard CT

  • Today

    Today: Increasing clouds, with a high near 38. Light and variable wind becoming northeast around 6 mph in the afternoon.

    High: 38 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of flurries before 1am, then a chance of snow after 1am. Cloudy, with a low around 25. East wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Cloudy then
    Chance Snow

  • Washington's Birthday

    Washington's Birthday: Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values between 20 and 30. Northeast wind around 6 mph.

    High: 40 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A 20 percent chance of snow showers after 1am. Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 42. Calm wind becoming southwest 5 to 7 mph.

    High: 42 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain before 1am, then a chance of rain and snow. Low around 31. Chance of precipitation is 80%.

    Low: 31 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 38. Light and variable wind becoming northeast around 6 mph in the afternoon.
Tonight
A slight chance of flurries before 1am, then a chance of snow after 1am. Cloudy, with a low around 25. East wind 3 to 5 mph. Chance of precipitation is 40%.
Washington's Birthday
Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values between 20 and 30. Northeast wind around 6 mph.
Monday Night
A 20 percent chance of snow showers after 1am. Partly cloudy, with a low around 25. Calm wind.
Tuesday
Mostly cloudy, with a high near 42. Calm wind becoming southwest 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 42.
Wednesday Night
Rain before 1am, then a chance of rain and snow. Low around 31. Chance of precipitation is 80%.
Thursday
Mostly cloudy, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Rain likely. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ledyard CT
 41.44°N 72°W (Elev. 200 ft)
Last Update:
1:46 am EST Feb 15, 2026
Forecast Valid:
9am EST Feb 15, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation