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

35°F

2°C

Humidity 57%
Wind Speed N 10 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 26 Feb 10:56 pm EST
Extended Forecast for

3 Miles SSW Niantic CT

  • Tonight

    Tonight: Mostly clear, with a low around 22. North wind 3 to 5 mph.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 38. Wind chill values between 25 and 35. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. Calm wind becoming south around 5 mph after midnight.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 44. South wind around 7 mph.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Light and variable wind becoming north around 6 mph after midnight.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow before 1pm. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 22. North wind 3 to 5 mph.
Friday
Sunny, with a high near 38. Wind chill values between 25 and 35. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 30. Calm wind becoming south around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 44. South wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 30. Light and variable wind becoming north around 6 mph after midnight.
Sunday
A 30 percent chance of snow before 1pm. Partly sunny, with a high near 37.
Sunday Night
Mostly clear, with a low around 17.
Monday
Mostly sunny, with a high near 28.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 45.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 31.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Niantic CT
 41.29°N 72.21°W (Elev. 3 ft)
Last Update:
9:33 pm EST Feb 26, 2026
Forecast Valid:
11pm EST Feb 26, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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