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

61°F

16°C

Humidity 87%
Wind Speed SW 6 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 4 Nov 4:56 pm EST
Extended Forecast for

3 Miles NE Ledyard CT

  • Tonight

    Tonight: Increasing clouds, with a low around 57. Southwest wind around 6 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 and possibly a thunderstorm before 1am, then a chance of rain. Low around 55. Calm wind. Chance of precipitation is 80%. New rainfall 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

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. Southwest wind around 6 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 and possibly a thunderstorm before 1am, then a chance of rain. Low around 55. Calm wind. Chance of precipitation is 80%. New rainfall 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.
Tuesday Night
Mostly clear, with a low around 34.
Veterans Day
Sunny, with a high near 58.
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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:
5pm EST Nov 4, 2026-6pm EST Nov 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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