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

28°F

-2°C

Humidity 58%
Wind Speed S 15 mph
Barometer 30.35 in (1027.7 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 21 Jan 2:56 pm EST
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: A chance of snow before 9pm, then a chance of rain between 9pm and 4am. Cloudy, with a temperature rising to around 37 by 7pm. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 34 °F⇑

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. West wind around 7 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. Wind chill values between 15 and 25. West wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. Northwest wind around 11 mph, with gusts as high as 28 mph.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 24. Chance of precipitation is 80%.

    High: 24 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. Low around 17. Chance of precipitation is 80%.

    Low: 17 °F

    Snow

Detailed Forecast

Tonight
A chance of snow before 9pm, then a chance of rain between 9pm and 4am. Cloudy, with a temperature rising to around 37 by 7pm. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 42. West wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 24. West wind around 7 mph.
Friday
Partly sunny, with a high near 34. Wind chill values between 15 and 25. West wind 6 to 11 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 7. Northwest wind around 11 mph, with gusts as high as 28 mph.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 8.
Sunday
Snow. High near 24. Chance of precipitation is 80%.
Sunday Night
Snow. Low around 17. Chance of precipitation is 80%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 28.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Sunny, with a high near 25.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Mostly sunny, with a high near 27.
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:
12:34 pm EST Jan 21, 2026
Forecast Valid:
3pm EST Jan 21, 2026-6pm EST Jan 28, 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