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

34°F

1°C

Humidity 89%
Wind Speed SW 14 mph
Barometer 29.67 in (1004.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 25 Feb 12:56 pm EST
Extended Forecast for

3 Miles SSW Niantic CT

  • This Afternoon

    This Afternoon: A 20 percent chance of rain before 2pm. Partly sunny, with a high near 39. Southwest wind 10 to 13 mph.

    High: 39 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 30. Southwest wind around 9 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Northwest wind around 6 mph.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22. North wind 3 to 5 mph.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 38. Calm wind becoming south around 5 mph in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 20 percent chance of rain before 2pm. Partly sunny, with a high near 39. Southwest wind 10 to 13 mph.
Tonight
Partly cloudy, with a low around 30. Southwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 38. Northwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 22. North wind 3 to 5 mph.
Friday
Sunny, with a high near 38. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 29.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 38.
Sunday Night
Partly cloudy, with a low around 17.
Monday
A 30 percent chance of snow. Mostly cloudy, with a high near 27.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
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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:
12:43 pm EST Feb 25, 2026
Forecast Valid:
1pm EST Feb 25, 2026-6pm EST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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