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

23°F

-5°C

Humidity 92%
Wind Speed N 3 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 4 Dec 12:56 am EST
Extended Forecast for

2 Miles ESE Niantic CT

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 35. West wind 9 to 13 mph.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 41. Breezy, with a west wind 14 to 21 mph.

    High: 41 °F

    Mostly Sunny
    then
    Decreasing
    Clouds and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17. Wind chill values between 5 and 10. Blustery, with a northwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight.

    Low: 17 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Friday

    Friday: Increasing clouds, with a high near 35. Wind chill values between 10 and 20. North wind around 6 mph becoming south in the afternoon.

    High: 35 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of snow between 10pm and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 29. Light and variable wind becoming south around 5 mph in the evening. Chance of precipitation is 30%.

    Low: 29 °F

    Slight Chance
    Light Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A 30 percent chance of light rain before 10am. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Light
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 35. West wind 9 to 13 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 41. Breezy, with a west wind 14 to 21 mph.
Thursday Night
Mostly clear, with a low around 17. Wind chill values between 5 and 10. Blustery, with a northwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight.
Friday
Increasing clouds, with a high near 35. Wind chill values between 10 and 20. North wind around 6 mph becoming south in the afternoon.
Friday Night
A chance of snow between 10pm and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 29. Light and variable wind becoming south around 5 mph in the evening. Chance of precipitation is 30%.
Saturday
A 30 percent chance of light rain before 10am. Mostly cloudy, with a high near 43.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 44.
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:
1:13 am EST Dec 4, 2025
Forecast Valid:
1am EST Dec 4, 2025-6pm EST Dec 10, 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