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

66°F

19°C

Humidity 59%
Wind Speed SW 10 G 18 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 May 2:56 pm EDT
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: A chance of sprinkles after 5am. Increasing clouds, with a low around 56. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 56 °F

    Chance
    Sprinkles

  • Sunday

    Sunday: A chance of sprinkles before 8am. Sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 81 °F

    Chance
    Sprinkles

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 71. East wind 3 to 8 mph.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of sprinkles after 5am. Increasing clouds, with a low around 56. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Sunday
A chance of sprinkles before 8am. Sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 57. Calm wind.
Monday
Sunny, with a high near 71. East wind 3 to 8 mph.
Monday Night
Partly cloudy, with a low around 55. Calm wind.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 83.
Wednesday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 56.
Thursday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 69.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.34°N 72.2°W (Elev. 92 ft)
Last Update:
2:24 pm EDT May 16, 2026
Forecast Valid:
3pm EDT May 16, 2026-6pm EDT May 23, 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