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.

Partly Cloudy

46°F

8°C

Humidity 51%
Wind Speed N 14 mph
Barometer 29.89 in (1012.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 16 Oct 9:56 pm EDT
Extended Forecast for

3 Miles SW Ledyard CT

  • Tonight

    Tonight: Clear, with a low around 40. North wind 9 to 13 mph, with gusts as high as 26 mph.

    Low: 40 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 61. North wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. North wind around 6 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63. North wind around 5 mph becoming light and variable.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers. Partly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 40. North wind 9 to 13 mph, with gusts as high as 26 mph.
Friday
Sunny, with a high near 61. North wind 9 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 38. North wind around 6 mph.
Saturday
Sunny, with a high near 63. North wind around 5 mph becoming light and variable.
Saturday Night
Partly cloudy, with a low around 47. Calm wind.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 64. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 51.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Ledyard CT
 41.42°N 72.03°W (Elev. 233 ft)
Last Update:
6:06 pm EDT Oct 16, 2025
Forecast Valid:
10pm EDT Oct 16, 2025-6pm EDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

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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