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

66°F

19°C

Humidity 73%
Wind Speed S 7 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 4 Nov 1:56 pm EST
Extended Forecast for

3 Miles NE Ledyard CT

  • This Afternoon

    This Afternoon: Sunny, with a high near 71. Southwest wind around 9 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 57. Southwest wind around 5 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 71. South wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 62. Southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain and possibly a thunderstorm before 1pm, then rain likely. High near 69. South wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    High: 69 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 1am. Low around 55. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am. Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Southwest wind around 9 mph.
Tonight
Increasing clouds, with a low around 57. Southwest wind around 5 mph.
Thursday
Mostly cloudy, with a high near 71. South wind 6 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 62. Southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain and possibly a thunderstorm before 1pm, then rain likely. High near 69. South wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Rain, mainly before 1am. Low around 55. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A 30 percent chance of rain after 1am. Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 60.
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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:
1:23 pm EST Nov 4, 2026
Forecast Valid:
2pm EST Nov 4, 2026-6pm EST Nov 10, 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