National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

40°F

4°C

Humidity 45%
Wind Speed NW 16 G 33 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 25 Dec 3:56 pm EST
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Mostly clear, with a low around 15. Wind chill values between 5 and 10. North wind 6 to 10 mph, with gusts as high as 28 mph.

    Low: 15 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 29. Wind chill values between 5 and 15. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 29 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Snow, mainly after 7pm. Low around 20. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow

  • Saturday

    Saturday: A 50 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values between 10 and 20. Northeast wind 6 to 9 mph.

    High: 33 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17. Calm wind.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Rain, mainly after 1am. Low around 29. Chance of precipitation is 90%.

    Low: 29 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 47. Chance of precipitation is 80%.

    High: 47 °F

    Rain

  • Monday Night

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

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 15. Wind chill values between 5 and 10. North wind 6 to 10 mph, with gusts as high as 28 mph.
Friday
A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 29. Wind chill values between 5 and 15. North wind 5 to 7 mph becoming calm in the afternoon.
Friday Night
Snow, mainly after 7pm. Low around 20. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
A 50 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values between 10 and 20. Northeast wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 17. Calm wind.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Rain, mainly after 1am. Low around 29. Chance of precipitation is 90%.
Monday
Rain. High near 47. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 22.
New Year's Day
Partly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.33°N 72.17°W (Elev. 69 ft)
Last Update:
1:14 pm EST Dec 25, 2025
Forecast Valid:
4pm EST Dec 25, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation