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

41°F

5°C

Humidity 73%
Wind Speed SW 9 mph
Barometer 29.72 in (1006.2 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 10 Dec 9:56 am EST
Extended Forecast for

2 Miles SSW Niantic CT

  • Today

    Today: A 50 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 49. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 31 mph.

    High: 49 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Tonight

    Tonight: Rain, mainly before 10pm. Low around 31. Southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 31 °F

    Rain then
    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a temperature rising to near 37 by 11am, then falling to around 31 during the remainder of the day. Wind chill values between 20 and 25. Breezy, with a west wind 15 to 22 mph, with gusts as high as 32 mph.

    High: 37 °F⇓

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25. Wind chill values between 10 and 15. Breezy, with a west wind 20 to 22 mph, with gusts as high as 37 mph.

    Low: 25 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 36. West wind 15 to 17 mph, with gusts as high as 29 mph.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow before 1pm. Partly sunny, with a high near 35.

    High: 35 °F

    Chance Snow

Detailed Forecast

Today
A 50 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 49. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 31 mph.
Tonight
Rain, mainly before 10pm. Low around 31. Southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Mostly sunny, with a temperature rising to near 37 by 11am, then falling to around 31 during the remainder of the day. Wind chill values between 20 and 25. Breezy, with a west wind 15 to 22 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around 25. Wind chill values between 10 and 15. Breezy, with a west wind 20 to 22 mph, with gusts as high as 37 mph.
Friday
Mostly sunny, with a high near 36. West wind 15 to 17 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 40.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 27.
Sunday
A 30 percent chance of snow before 1pm. Partly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 33.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Niantic CT
 41.29°N 72.21°W (Elev. 3 ft)
Last Update:
2:32 am EST Dec 10, 2025
Forecast Valid:
10am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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