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

50°F

10°C

Humidity 30%
Wind Speed W 15 G 26 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 6 Apr 5:56 pm EDT
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: A slight chance of rain showers between 2am and 4am, then a chance of rain and snow showers. Increasing clouds, with a low around 37. West wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of showers before 8am, then a slight chance of showers after noon. Partly sunny, with a high near 50. East wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. Wind chill values between 20 and 25. Northwest wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 46. Wind chill values between 20 and 30 early. North wind around 5 mph becoming light and variable.

    High: 46 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 32. Calm wind.

    Low: 32 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain showers between 2am and 4am, then a chance of rain and snow showers. Increasing clouds, with a low around 37. West wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers before 8am, then a slight chance of showers after noon. Partly sunny, with a high near 50. East wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 28. Wind chill values between 20 and 25. Northwest wind 7 to 9 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 46. Wind chill values between 20 and 30 early. North wind around 5 mph becoming light and variable.
Wednesday Night
Clear, with a low around 32. Calm wind.
Thursday
Sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.31°N 72.21°W (Elev. 30 ft)
Last Update:
5:30 pm EDT Apr 6, 2026
Forecast Valid:
6pm EDT Apr 6, 2026-6pm EDT Apr 13, 2026
 
Forecast Discussion
 
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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