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.

Rain Fog/Mist

58°F

14°C

Humidity 100%
Wind Speed W 3 mph
Barometer 29.75 in (1007.4 mb)
Dewpoint 58°F (14°C)
Visibility 4.00 mi
Last update 7 Nov 6:56 am EST
Extended Forecast for

3 Miles SW Ledyard CT

  • Today

    Today: A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 67. Light and variable wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 67 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers between 10pm and 4am. Mostly cloudy, with a low around 42. West wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, then becoming sunny during the afternoon, with a high near 61. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 61 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. West wind around 8 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59. West wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 67. Light and variable wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Tonight
A chance of showers between 10pm and 4am. Mostly cloudy, with a low around 42. West wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, then becoming sunny during the afternoon, with a high near 61. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 41. West wind around 8 mph.
Monday
Sunny, with a high near 59. West wind 7 to 14 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 39.
Veterans Day
Mostly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 32.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Ledyard CT
 41.42°N 72.03°W (Elev. 233 ft)
Last Update:
2:00 am EST Nov 7, 2026
Forecast Valid:
7am EST Nov 7, 2026-6pm EST Nov 13, 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