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

42°F

6°C

Humidity 89%
Wind Speed NE 15 mph
Barometer 30.35 in (1027.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 2 Apr 4:56 am EDT
Extended Forecast for

3 Miles NE Ledyard CT

  • Overnight

    Overnight: Showers. Low around 40. Northeast wind around 10 mph. Chance of precipitation is 80%.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Showers before 11am. High near 42. Northeast wind around 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of drizzle or light rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 37. East wind 5 to 9 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Light
    Rain and
    Patchy Fog

  • Friday

    Friday: A chance of drizzle or light rain, mainly before 11am. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 57. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 57 °F

    Chance Light
    Rain and
    Areas Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a steady temperature around 54. Southeast wind 6 to 9 mph becoming southwest after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 59. Chance of precipitation is 90%.

    High: 59 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers. Low around 40. Northeast wind around 10 mph. Chance of precipitation is 80%.
Thursday
Showers before 11am. High near 42. Northeast wind around 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of drizzle or light rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 37. East wind 5 to 9 mph. Chance of precipitation is 30%.
Friday
A chance of drizzle or light rain, mainly before 11am. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 57. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a steady temperature around 54. Southeast wind 6 to 9 mph becoming southwest after midnight.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 41.
Sunday
Showers. High near 59. Chance of precipitation is 90%.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 33.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 50.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 29.
Wednesday
Sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Ledyard CT
 41.48°N 71.96°W (Elev. 187 ft)
Last Update:
2:20 am EDT Apr 2, 2026
Forecast Valid:
5am EDT Apr 2, 2026-6pm EDT Apr 8, 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