Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

43°F

6°C

Humidity 45%
Wind Speed W 7 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 18 Nov 4:56 pm EST
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. West wind around 5 mph becoming calm  in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 48. Calm wind becoming northwest around 6 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Areas of frost.  Otherwise, increasing clouds, with a low around 30. Calm wind.

    Low: 30 °F

    Areas Frost

  • Thursday

    Thursday: Partly sunny, with a high near 50. Calm wind becoming northeast around 6 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 1am.  Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Calm wind becoming northwest around 6 mph.
Wednesday Night
Areas of frost. Otherwise, increasing clouds, with a low around 30. Calm wind.
Thursday
Partly sunny, with a high near 50. Calm wind becoming northeast around 6 mph.
Thursday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 39. Calm wind.
Friday
Mostly cloudy, with a high near 54.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.33°N 72.17°W (Elev. 69 ft)
12:46 pm EST Nov 18, 2025
5pm EST Nov 18, 2025-6pm EST Nov 25, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database