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.

Fog/Mist

35°F

2°C

Humidity 93%
Wind Speed N 5 mph
Barometer 30.36 in (1027.9 mb)
Dewpoint 33°F (1°C)
Visibility 5.00 mi
Wind Chill31°F (-1°C)
Last update 7 Mar 1:56 am EST
Extended Forecast for

Ledyard CT

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of drizzle before 10am. Patchy fog before 4pm. Otherwise, cloudy, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning.

    High: 44 °F

    Areas Drizzle
    and Patchy
    Fog then
    Patchy Fog

  • Saturday Night

    Saturday Night: A 50 percent chance of showers after 10pm. Areas of fog between 7pm and 4am. Otherwise, cloudy, with a temperature rising to around 47 by 2am. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 41 °F⇑

    Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: A 30 percent chance of rain. Cloudy, with a high near 58. Southwest wind around 8 mph.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. West wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 32. Calm wind.
Saturday
Areas of drizzle before 10am. Patchy fog before 4pm. Otherwise, cloudy, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning.
Saturday Night
A 50 percent chance of showers after 10pm. Areas of fog between 7pm and 4am. Otherwise, cloudy, with a temperature rising to around 47 by 2am. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of rain. Cloudy, with a high near 58. Southwest wind around 8 mph.
Sunday Night
Mostly clear, with a low around 34. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 55.
Wednesday Night
A 50 percent chance of rain. Cloudy, with a low around 43.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 52.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 43.
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:
1:06 am EST Mar 7, 2026
Forecast Valid:
2am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
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