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 45%
Wind Speed N 9 mph
Barometer 30.20 in (1022.6 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 28 Mar 2:56 am EDT
Extended Forecast for

Ledyard CT

  • Overnight

    Overnight: A 20 percent chance of snow showers. Mostly cloudy, with a steady temperature around 31. Wind chill values between 25 and 30. Northeast wind around 5 mph.

    Low: 31 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 41. Wind chill values between 20 and 30. Northwest wind 7 to 10 mph, with gusts as high as 24 mph.

    High: 41 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Northwest wind 3 to 7 mph. Winds could gust as high as 24 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Wind chill values between 25 and 35. Light southwest wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 24 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Mostly cloudy, with a steady temperature around 31. Wind chill values between 25 and 30. Northeast wind around 5 mph.
Saturday
A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 41. Wind chill values between 20 and 30. Northwest wind 7 to 10 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 24. Northwest wind 3 to 7 mph. Winds could gust as high as 24 mph.
Sunday
Mostly sunny, with a high near 44. Wind chill values between 25 and 35. Light southwest wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 58.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
A 50 percent chance of rain after 2pm. Mostly sunny, with a high near 66.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 48.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Cloudy, with a high near 44. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ledyard CT
 41.44°N 72°W (Elev. 200 ft)
Last Update:
2:27 am EDT Mar 28, 2026
Forecast Valid:
3am EDT Mar 28, 2026-6pm EDT Apr 3, 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