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

31°F

-1°C

Humidity 54%
Wind Speed NW 12 G 25 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 12 Jan 3:56 am EST
Extended Forecast for

Niantic CT

  • Today

    Today: Mostly sunny, with a high near 39. Wind chill values between 15 and 25. West wind around 15 mph, with gusts as high as 30 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. West wind around 6 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 43. West wind 5 to 9 mph.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 39. South wind around 7 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 46. Southwest wind 6 to 9 mph.

    High: 46 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow before 1pm. Partly sunny, with a high near 34.

    High: 34 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 39. Wind chill values between 15 and 25. West wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 31. West wind around 6 mph.
Tuesday
Sunny, with a high near 43. West wind 5 to 9 mph.
Tuesday Night
Mostly cloudy, with a steady temperature around 39. South wind around 7 mph, with gusts as high as 21 mph.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 46. Southwest wind 6 to 9 mph.
Wednesday Night
A 30 percent chance of showers. Cloudy, with a low around 34.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 43.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
A 30 percent chance of snow before 1pm. Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
A 30 percent chance of snow showers. Partly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.31°N 72.21°W (Elev. 30 ft)
Last Update:
1:57 am EST Jan 12, 2026
Forecast Valid:
4am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation