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.

Mostly Cloudy and Breezy

42°F

6°C

Humidity 32%
Wind Speed W 22 G 35 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 28 Nov 2:56 pm EST
Extended Forecast for

Ledyard CT

  • Tonight

    Tonight: Mostly clear, with a low around 28. West wind 8 to 14 mph, with gusts as high as 32 mph.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42. Wind chill values between 20 and 30. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 26. Calm wind.

    Low: 26 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain, mainly after 1pm. High near 51. South wind 6 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Slight Chance
    Rain then
    Rain

  • Sunday Night

    Sunday Night: Rain likely before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 32. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 32 °F

    Rain Likely

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 23.

    Low: 23 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then rain. High near 42. Chance of precipitation is 80%.

    High: 42 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Rain Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 28. West wind 8 to 14 mph, with gusts as high as 32 mph.
Saturday
Sunny, with a high near 42. Wind chill values between 20 and 30. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Increasing clouds, with a low around 26. Calm wind.
Sunday
Rain, mainly after 1pm. High near 51. South wind 6 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 32. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Mostly sunny, with a high near 41.
Monday Night
Increasing clouds, with a low around 23.
Tuesday
A chance of rain and snow before 1pm, then rain. High near 42. Chance of precipitation is 80%.
Tuesday Night
Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ledyard CT
 41.44°N 72°W (Elev. 200 ft)
Last Update:
1:32 pm EST Nov 28, 2025
Forecast Valid:
3pm EST Nov 28, 2025-6pm EST Dec 5, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation