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.

Mostly Cloudy

48°F

9°C

Humidity 68%
Wind Speed S 16 mph
Barometer 29.59 in (1002.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 10 Dec 11:56 am EST
Extended Forecast for

2 Miles NNE Niantic CT

  • This Afternoon

    This Afternoon: A 50 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 49. South wind around 16 mph, with gusts as high as 30 mph.

    High: 49 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 10pm. Low around 29. Southwest wind 9 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 29 °F

    Rain then
    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Wind chill values between 20 and 25. West wind 13 to 17 mph, with gusts as high as 30 mph.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22. Wind chill values between 10 and 15. West wind around 16 mph, with gusts as high as 34 mph.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 35. West wind 11 to 15 mph, with gusts as high as 28 mph.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow before 1pm. Partly sunny, with a high near 35.

    High: 35 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 50 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 49. South wind around 16 mph, with gusts as high as 30 mph.
Tonight
Rain, mainly before 10pm. Low around 29. Southwest wind 9 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Mostly sunny, with a high near 38. Wind chill values between 20 and 25. West wind 13 to 17 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 22. Wind chill values between 10 and 15. West wind around 16 mph, with gusts as high as 34 mph.
Friday
Mostly sunny, with a high near 35. West wind 11 to 15 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 39.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 25.
Sunday
A 30 percent chance of snow before 1pm. Partly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 14.
Monday
Sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Niantic CT
 41.36°N 72.2°W (Elev. 200 ft)
Last Update:
2:32 am EST Dec 10, 2025
Forecast Valid:
12pm EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation