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

42°F

6°C

Humidity 45%
Wind Speed NW 15 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 6 Apr 7:56 am EDT
Extended Forecast for

Niantic CT

  • Today

    Today: Mostly sunny, with a high near 52. West wind 7 to 10 mph, with gusts as high as 26 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of rain showers between 11pm and 2am, then a chance of rain and snow showers. Mostly cloudy, with a low around 36. Light and variable wind. Chance of precipitation is 30%.

    Low: 36 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 50. West wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 50 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. North wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 46. Calm wind becoming south around 5 mph in the afternoon.

    High: 46 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly 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

Detailed Forecast

Today
Mostly sunny, with a high near 52. West wind 7 to 10 mph, with gusts as high as 26 mph.
Tonight
A slight chance of rain showers between 11pm and 2am, then a chance of rain and snow showers. Mostly cloudy, with a low around 36. Light and variable wind. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 50. West wind 5 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 29. North wind 6 to 8 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 46. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly 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.
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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:
7:36 am EDT Apr 6, 2026
Forecast Valid:
8am EDT Apr 6, 2026-6pm EDT Apr 12, 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