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.

Mostly Cloudy

51°F

11°C

Humidity 46%
Wind Speed NW 10 mph
Barometer 30.09 in (1018.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 12 May 1:56 am EDT
Extended Forecast for

2 Miles WSW Ledyard CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 44. Northwest wind around 6 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 64. North wind around 7 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 47. Light southwest wind.

    Low: 47 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. South wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers. High near 63. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 44. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 64. North wind around 7 mph.
Tuesday Night
Increasing clouds, with a low around 47. Light southwest wind.
Wednesday
Mostly cloudy, with a high near 61. South wind 6 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers. High near 63. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Friday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Ledyard CT
 41.42°N 72.03°W (Elev. 233 ft)
Last Update:
2:35 am EDT May 12, 2026
Forecast Valid:
2am EDT May 12, 2026-6pm EDT May 18, 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