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.

Overcast

54°F

12°C

Humidity 59%
Wind Speed NW 12 G 21 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 9 Nov 4:56 pm EST
Extended Forecast for

New London CT

  • Tonight

    Tonight: Mostly clear, with a low around 36. Northwest wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 59. West wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. West wind around 6 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 59. Northwest wind 5 to 8 mph.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.

    High: 48 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Northwest wind 6 to 9 mph, with gusts as high as 22 mph.
Tuesday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 59. West wind 6 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 40. West wind around 6 mph, with gusts as high as 20 mph.
Veterans Day
Sunny, with a high near 59. Northwest wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 38. Calm wind.
Thursday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 58.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.
Friday Night
A chance of rain before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Saturday
A 30 percent chance of snow before 7am. Mostly cloudy, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
Last Update:
1:27 pm EST Nov 9, 2026
Forecast Valid:
5pm EST Nov 9, 2026-6pm EST Nov 16, 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