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

28°F

-2°C

Humidity 92%
Wind Speed N 3 mph
Barometer 30.63 in (1037.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 9 Apr 6:56 am EDT
Extended Forecast for

Ledyard CT

  • Today

    Today: Areas of frost before 9am. Otherwise, sunny, with a high near 51. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 51 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 34. South wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 56. Light south wind increasing to 5 to 10 mph in the morning.

    High: 56 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 42. South wind around 7 mph.

    Low: 42 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

Detailed Forecast

Today
Areas of frost before 9am. Otherwise, sunny, with a high near 51. Light southeast wind becoming south 5 to 10 mph in the morning.
Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 34. South wind around 6 mph becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 56. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 42. South wind around 7 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Mostly cloudy, with a high near 63.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 74.
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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:
6:37 am EDT Apr 9, 2026
Forecast Valid:
7am EDT Apr 9, 2026-6pm EDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation