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.

Overcast

46°F

8°C

Humidity 86%
Wind Speed S 7 mph
Barometer 30.24 in (1023.9 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 13 Apr 4:56 am EDT
Extended Forecast for

Ledyard CT

  • Today

    Today: A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 62. Southwest wind 10 to 16 mph, with gusts as high as 31 mph.

    High: 62 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 53. West wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 53. Southwest wind around 6 mph.

    Low: 53 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers. Partly sunny, with a high near 75.

    High: 75 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 62. Southwest wind 10 to 16 mph, with gusts as high as 31 mph.
Tonight
Mostly clear, with a low around 53. West wind 5 to 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 74. Calm wind becoming south 5 to 9 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 53. Southwest wind around 6 mph.
Wednesday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the morning.
Wednesday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 57.
Thursday
Mostly cloudy, with a high near 74.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 66.
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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:
3:02 am EDT Apr 13, 2026
Forecast Valid:
5am EDT Apr 13, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
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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