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

69°F

21°C

Humidity 81%
Wind Speed Calm
Barometer 29.99 in (1015.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 10 Aug 2:56 am EDT
Extended Forecast for

3 Miles NE East Lyme CT

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Light southwest wind.

    Low: 71 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88. West wind 5 to 9 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Light northwest wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers before 2pm. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 67. Calm wind.
Monday
Sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Light southwest wind.
Tuesday
Sunny, with a high near 88. West wind 5 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 65. Light northwest wind.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 67.
Thursday
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE East Lyme CT
 41.4°N 72.19°W (Elev. 299 ft)
Last Update:
3:02 am EDT Aug 10, 2026
Forecast Valid:
3am EDT Aug 10, 2026-6pm EDT Aug 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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