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.

Partly Cloudy

53°F

12°C

Humidity 80%
Wind Speed W 8 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 3 Apr 3:56 pm EDT
Extended Forecast for

Ledyard CT

  • Tonight

    Tonight: Patchy dense fog after 8pm. Otherwise, mostly cloudy, with a low around 51. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Patchy Dense
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 65. Northwest wind 6 to 10 mph becoming east in the afternoon.

    High: 65 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 39. East wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 58. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 38. Northwest wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers then
    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers before 2pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy dense fog after 8pm. Otherwise, mostly cloudy, with a low around 51. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 65. Northwest wind 6 to 10 mph becoming east in the afternoon.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 39. East wind 6 to 9 mph, with gusts as high as 20 mph.
Sunday
Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 58. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers, mainly before 8pm. Low around 38. Northwest wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
A chance of rain and snow showers before 2pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 48.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 63.
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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:
2:23 pm EDT Apr 3, 2026
Forecast Valid:
4pm EDT Apr 3, 2026-6pm EDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation