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

24°F

-4°C

Humidity 88%
Wind Speed N 3 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 7 Dec 3:56 am EST
Extended Forecast for

2 Miles ESE Niantic CT

  • Today

    Today: Increasing clouds, with a high near 41. Northwest wind around 6 mph becoming southwest in the afternoon.

    High: 41 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Wind chill values between 20 and 25. West wind 8 to 15 mph, with gusts as high as 26 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31. Wind chill values between 15 and 20. North wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17. Wind chill values between 10 and 15. North wind 5 to 10 mph.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 41. Light and variable wind becoming southwest 9 to 14 mph in the morning.

    High: 41 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 39. Breezy.

    Low: 39 °F

    Cloudy and
    Breezy then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain after 1pm. Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 41. Northwest wind around 6 mph becoming southwest in the afternoon.
Tonight
Partly cloudy, with a low around 26. Wind chill values between 20 and 25. West wind 8 to 15 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 31. Wind chill values between 15 and 20. North wind 14 to 18 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 17. Wind chill values between 10 and 15. North wind 5 to 10 mph.
Tuesday
Increasing clouds, with a high near 41. Light and variable wind becoming southwest 9 to 14 mph in the morning.
Tuesday Night
Mostly cloudy, with a steady temperature around 39. Breezy.
Wednesday
A 40 percent chance of rain after 1pm. Mostly cloudy, with a high near 48.
Wednesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 38.
Thursday
Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 34. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Niantic CT
 41.31°N 72.18°W (Elev. 0 ft)
Last Update:
12:50 am EST Dec 7, 2025
Forecast Valid:
4am EST Dec 7, 2025-6pm EST Dec 13, 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