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

46°F

8°C

Humidity 61%
Wind Speed N 10 G 18 mph
Barometer 29.91 in (1012.9 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Oct 11:56 pm EDT
Extended Forecast for

Niantic CT

  • Overnight

    Overnight: Mostly clear, with a low around 40. North wind around 10 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 57. North wind 13 to 15 mph, with gusts as high as 29 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. North wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. North wind 11 to 13 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. North wind 5 to 7 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 40. North wind around 10 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 57. North wind 13 to 15 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 41. North wind 11 to 14 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 62. North wind 11 to 13 mph.
Friday Night
Mostly clear, with a low around 41. North wind 5 to 7 mph.
Saturday
Sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 54.
Monday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 50.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 63.
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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:
7:56 pm EDT Oct 15, 2025
Forecast Valid:
12am EDT Oct 16, 2025-6pm EDT Oct 22, 2025
 
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