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

56°F

13°C

Humidity 100%
Wind Speed W 5 mph
Barometer 29.67 in (1004.7 mb)
Dewpoint 56°F (13°C)
Visibility 0.25 mi
Last update 10 Nov 2:56 am EST
Extended Forecast for

Groton CTSimilar City Names

Freeze Warning November 11, 01:00am until November 11, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Overnight

    Overnight: Showers likely, mainly after 4am. Cloudy, with a low around 56. South wind around 5 mph. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Monday

    Monday: Showers, mainly before 4pm. Temperature rising to near 58 by 11am, then falling to around 54 during the remainder of the day. North wind 5 to 11 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F⇓

    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 34. West wind 14 to 17 mph.

    Low: 34 °F

    Chance
    Showers then
    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 43. Wind chill values between 25 and 30. Breezy, with a west wind 16 to 24 mph, with gusts as high as 37 mph.

    High: 43 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a steady temperature around 42. Windy, with a west wind 20 to 26 mph.

    Low: 42 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Breezy.

    High: 51 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely, mainly after 4am. Cloudy, with a low around 56. South wind around 5 mph. Chance of precipitation is 70%.
Monday
Showers, mainly before 4pm. Temperature rising to near 58 by 11am, then falling to around 54 during the remainder of the day. North wind 5 to 11 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 34. West wind 14 to 17 mph.
Veterans Day
Mostly sunny, with a high near 43. Wind chill values between 25 and 30. Breezy, with a west wind 16 to 24 mph, with gusts as high as 37 mph.
Tuesday Night
Partly cloudy, with a steady temperature around 42. Windy, with a west wind 20 to 26 mph.
Wednesday
Partly sunny, with a high near 50. Breezy.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 51. Breezy.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Groton CTSimilar City Names
 41.32°N 72.09°W (Elev. 3 ft)
Last Update:
1:12 am EST Nov 10, 2025
Forecast Valid:
3am EST Nov 10, 2025-6pm EST Nov 16, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation