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

47°F

8°C

Humidity 56%
Wind Speed W 9 G 20 mph
Barometer 29.74 in (1007.0 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 12 Nov 9:56 pm EST
Extended Forecast for

3 Miles NE Ledyard CT

  • Tonight

    Tonight: Partly cloudy, with a low around 37. West wind around 8 mph.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49. West wind 8 to 14 mph, with gusts as high as 26 mph.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 47. Wind chill values between 25 and 35 early. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Northwest wind around 7 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Chance Rain
    then Rain
    Likely

  • Sunday

    Sunday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. West wind around 8 mph.
Thursday
Mostly sunny, with a high near 49. West wind 8 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 31. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 47. Wind chill values between 25 and 35 early. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 26. Northwest wind around 7 mph.
Saturday
Sunny, with a high near 46.
Saturday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Sunday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Ledyard CT
 41.48°N 71.96°W (Elev. 187 ft)
Last Update:
9:13 pm EST Nov 12, 2025
Forecast Valid:
10pm EST Nov 12, 2025-6pm EST Nov 19, 2025
 
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