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.

Overcast

36°F

2°C

Humidity 52%
Wind Speed W 10 G 21 mph
Barometer 29.73 in (1006.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 11 Feb 8:56 pm EST
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Partly cloudy, with a low around 24. Wind chill values between 15 and 20. Northwest wind around 10 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 35. Wind chill values between 15 and 25. Northwest wind 9 to 13 mph.

    High: 35 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 18. Wind chill values between 10 and 15. Northwest wind around 7 mph.

    Low: 18 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 36. Wind chill values between 10 and 20. Northwest wind 6 to 8 mph.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow showers or flurries after 1am. Increasing clouds, with a low around 23. West wind around 6 mph.

    Low: 23 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Sunday Night

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

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 24. Wind chill values between 15 and 20. Northwest wind around 10 mph.
Thursday
Sunny, with a high near 35. Wind chill values between 15 and 25. Northwest wind 9 to 13 mph.
Thursday Night
Mostly clear, with a low around 18. Wind chill values between 10 and 15. Northwest wind around 7 mph.
Friday
Sunny, with a high near 36. Wind chill values between 10 and 20. Northwest wind 6 to 8 mph.
Friday Night
A 20 percent chance of snow showers or flurries after 1am. Increasing clouds, with a low around 23. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 39.
Sunday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 27.
Washington's Birthday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.31°N 72.21°W (Elev. 30 ft)
Last Update:
12:37 pm EST Feb 11, 2026
Forecast Valid:
9pm EST Feb 11, 2026-6pm EST Feb 18, 2026
 
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Additional Resources

Radar & Satellite Image

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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