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.

Overcast

62°F

17°C

Humidity 80%
Wind Speed E 3 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 15 Jun 7:56 pm EDT
Extended Forecast for

3 Miles SSW Niantic CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Northeast wind 5 to 7 mph.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 67. East wind 7 to 9 mph.

    High: 67 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. Northeast wind 3 to 7 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 70. East wind 5 to 7 mph.

    High: 70 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Northeast wind 5 to 7 mph.
Monday
Mostly cloudy, with a high near 67. East wind 7 to 9 mph.
Monday Night
Mostly cloudy, with a low around 59. Northeast wind 3 to 7 mph.
Tuesday
Mostly cloudy, with a high near 70. East wind 5 to 7 mph.
Tuesday Night
A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 66.
Juneteenth
Sunny, with a high near 83.
Thursday Night
A chance of showers between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Niantic CT
 41.29°N 72.21°W (Elev. 3 ft)
Last Update:
6:40 pm EDT Jun 15, 2025
Forecast Valid:
8pm EDT Jun 15, 2025-6pm EDT Jun 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