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

27°F

-3°C

Humidity 41%
Wind Speed SW 8 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 9 Dec 12:56 pm EST
Extended Forecast for

2 Miles WSW Niantic CT

  • This Afternoon

    This Afternoon: Increasing clouds, with a steady temperature around 30. Wind chill values between 20 and 25. Southwest wind around 9 mph.

    High: 30 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of snow before 11pm, then a slight chance of rain between 11pm and 1am. Mostly cloudy, with a temperature rising to around 39 by midnight. Wind chill values between 25 and 30. Southwest wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 32 °F⇑

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely after 1pm. Mostly cloudy, with a high near 48. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Partly Sunny
    then Rain
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind 14 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.

    Low: 32 °F

    Rain Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Breezy, with a west wind 16 to 20 mph, with gusts as high as 33 mph.

    High: 38 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. Breezy.

    Low: 27 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Increasing clouds, with a steady temperature around 30. Wind chill values between 20 and 25. Southwest wind around 9 mph.
Tonight
A slight chance of snow before 11pm, then a slight chance of rain between 11pm and 1am. Mostly cloudy, with a temperature rising to around 39 by midnight. Wind chill values between 25 and 30. Southwest wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Wednesday
Rain likely after 1pm. Mostly cloudy, with a high near 48. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind 14 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 38. Breezy, with a west wind 16 to 20 mph, with gusts as high as 33 mph.
Thursday Night
Mostly clear, with a low around 27. Breezy.
Friday
Mostly sunny, with a high near 37.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly cloudy, with a high near 42.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 30.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 20. Blustery.
Monday
Sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Niantic CT
 41.3°N 72.24°W (Elev. 0 ft)
Last Update:
1:17 pm EST Dec 9, 2025
Forecast Valid:
1pm EST Dec 9, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation