National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

29°F

-2°C

Humidity 82%
Wind Speed Calm
Barometer 30.08 in (1018.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 14 Feb 7:56 pm EST
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 38. Wind chill values between 25 and 35. Calm wind becoming northeast around 5 mph.

    High: 38 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 40 percent chance of snow, mainly after 1am. Cloudy, with a low around 27. Northeast wind 3 to 5 mph.

    Low: 27 °F

    Chance Snow

  • Washington's Birthday

    Washington's Birthday: A 20 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 39. Wind chill values between 20 and 30. Northeast wind around 6 mph.

    High: 39 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Calm wind.
Sunday
Increasing clouds, with a high near 38. Wind chill values between 25 and 35. Calm wind becoming northeast around 5 mph.
Sunday Night
A 40 percent chance of snow, mainly after 1am. Cloudy, with a low around 27. Northeast wind 3 to 5 mph.
Washington's Birthday
A 20 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 39. Wind chill values between 20 and 30. Northeast wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 27. Calm wind.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 41.
Wednesday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Thursday
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 43.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 30.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 41.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 28.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.31°N 72.21°W (Elev. 30 ft)
Last Update:
7:04 pm EST Feb 14, 2026
Forecast Valid:
8pm EST Feb 14, 2026-6pm EST Feb 21, 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