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 and Breezy

65°F

18°C

Humidity 47%
Wind Speed NE 24 G 32 mph
Barometer 30.44 in (1030.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 23 Sep 3:56 pm EDT
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Northeast wind 15 to 18 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Breezy, with a northeast wind 17 to 20 mph.

    High: 67 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. North wind around 17 mph, with gusts as high as 29 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Breezy, with a north wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 53. Breezy, with a north wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Showers likely. Cloudy, with a low around 56. Breezy. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely and
    Breezy

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Northeast wind 15 to 18 mph.
Thursday
Mostly sunny, with a high near 67. Breezy, with a northeast wind 17 to 20 mph.
Thursday Night
Mostly cloudy, with a low around 50. North wind around 17 mph, with gusts as high as 29 mph.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Breezy, with a north wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely. Mostly cloudy, with a low around 53. Breezy, with a north wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Showers likely. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely. Cloudy, with a low around 56. Breezy. Chance of precipitation is 70%.
Sunday
Showers likely. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 56.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 69.
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:
4:01 pm EDT Sep 23, 2026
Forecast Valid:
4pm EDT Sep 23, 2026-6pm EDT Sep 30, 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