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.

A Few Clouds

75°F

24°C

Humidity 60%
Wind Speed SW 9 mph
Barometer 29.53 in (999.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 18 Jun 10:56 pm EDT
Extended Forecast for

2 Miles NW Ledyard CT

  • Tonight

    Tonight: Partly cloudy, with a low around 65. West wind around 11 mph, with gusts as high as 21 mph.

    Low: 65 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 82. West wind 8 to 17 mph, with gusts as high as 29 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. West wind 7 to 9 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Northwest wind 15 to 18 mph, with gusts as high as 30 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. West wind 3 to 7 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm. Increasing clouds, with a high near 80.

    High: 80 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers. Low around 61. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. West wind around 11 mph, with gusts as high as 21 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 82. West wind 8 to 17 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 61. West wind 7 to 9 mph.
Saturday
Sunny, with a high near 80. Northwest wind 15 to 18 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 60. West wind 3 to 7 mph.
Sunday
A 30 percent chance of showers after 2pm. Increasing clouds, with a high near 80.
Sunday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 59.
Monday
Showers likely, mainly after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 70%.
Monday Night
Showers. Low around 61. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 8am. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Ledyard CT
 41.47°N 72.02°W (Elev. 197 ft)
Last Update:
4:34 pm EDT Jun 18, 2026
Forecast Valid:
11pm EDT Jun 18, 2026-6pm EDT Jun 25, 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