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

28°F

-2°C

Humidity 60%
Wind Speed E 3 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 27 Feb 2:56 am EST
Extended Forecast for

Niantic CT

  • Overnight

    Overnight: Mostly clear, with a low around 25. Light north wind.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 40. Calm wind becoming south around 5 mph.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Light south wind.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 47. South wind 3 to 7 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Light and variable wind.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered snow showers before 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 38. Chance of precipitation is 50%.

    High: 38 °F

    Scattered
    Snow Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 25. Light north wind.
Friday
Sunny, with a high near 40. Calm wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 26. Light south wind.
Saturday
Mostly sunny, with a high near 47. South wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 29. Light and variable wind.
Sunday
Scattered snow showers before 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 38. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 14.
Monday
Partly sunny, with a high near 28.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Tuesday Night
Rain and snow likely. Cloudy, with a low around 30. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
A 30 percent chance of rain. Cloudy, with a high near 44.
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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:
12:50 am EST Feb 27, 2026
Forecast Valid:
3am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation