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.

Fog

35°F

2°C

Humidity 96%
Wind Speed SE 3 mph
Barometer 30.26 in (1024.6 mb)
Dewpoint 34°F (1°C)
Visibility 0.25 mi
Last update 7 Mar 6:56 am EST
Extended Forecast for

Niantic CT

  • Today

    Today: Areas of drizzle before 1pm. Areas of fog. Otherwise, cloudy, with a high near 44. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 44 °F

    Areas Drizzle
    and Areas Fog

  • Tonight

    Tonight: A 50 percent chance of showers after 10pm. Areas of fog before 4am. Otherwise, cloudy, with a temperature rising to around 45 by 2am. Southwest wind 7 to 9 mph.

    Low: 41 °F⇑

    Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: A 30 percent chance of rain. Cloudy, with a high near 55. Southwest wind 6 to 9 mph.

    High: 55 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. West wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 54. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain. Cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

Today
Areas of drizzle before 1pm. Areas of fog. Otherwise, cloudy, with a high near 44. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
A 50 percent chance of showers after 10pm. Areas of fog before 4am. Otherwise, cloudy, with a temperature rising to around 45 by 2am. Southwest wind 7 to 9 mph.
Sunday
A 30 percent chance of rain. Cloudy, with a high near 55. Southwest wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 34. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 54. Calm wind becoming southwest 5 to 8 mph in the morning.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 53.
Wednesday Night
Rain likely, mainly after 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 51.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 43.
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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:
2:47 am EST Mar 7, 2026
Forecast Valid:
7am EST Mar 7, 2026-6pm EDT Mar 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