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

37°F

3°C

Humidity 76%
Wind Speed NW 10 mph
Barometer 29.98 in (1015.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 14 Nov 4:56 am EST
Extended Forecast for

2 Miles SSE Ledyard CT

  • Today

    Today: Sunny, with a high near 46. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 9pm. Otherwise, mostly clear, with a low around 28. Northwest wind around 6 mph.

    Low: 28 °F

    Patchy Frost

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, increasing clouds, with a high near 50. Wind chill values between 20 and 30 early. Northwest wind 6 to 8 mph becoming southwest in the afternoon.

    High: 50 °F

    Patchy Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Rain. Temperature rising to around 50 by 2am. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F⇑

    Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 52 by 10am, then falling to around 45 during the remainder of the day. West wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 52 °F⇓

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 46. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Tonight
Patchy frost after 9pm. Otherwise, mostly clear, with a low around 28. Northwest wind around 6 mph.
Saturday
Patchy frost before 8am. Otherwise, increasing clouds, with a high near 50. Wind chill values between 20 and 30 early. Northwest wind 6 to 8 mph becoming southwest in the afternoon.
Saturday Night
Rain. Temperature rising to around 50 by 2am. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of rain, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 52 by 10am, then falling to around 45 during the remainder of the day. West wind 10 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Ledyard CT
 41.42°N 71.98°W (Elev. 269 ft)
Last Update:
1:06 am EST Nov 14, 2025
Forecast Valid:
5am EST Nov 14, 2025-6pm EST Nov 20, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation