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

26°F

-3°C

Humidity 71%
Wind Speed N 10 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 27 Dec 1:56 pm EST
Extended Forecast for

2 Miles W Hadlyme CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 28. Wind chill values between 20 and 25. North wind 6 to 8 mph.

    High: 28 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 38. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 38 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain. Temperature rising to around 42 by 5am. South wind 3 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F⇑

    Rain Likely
    then Rain

  • Monday

    Monday: Rain. High near 50. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 31. Breezy.

    High: 31 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 28. Wind chill values between 20 and 25. North wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 14. Calm wind.
Sunday
Increasing clouds, with a high near 38. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Rain. Temperature rising to around 42 by 5am. South wind 3 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. High near 50. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 31. Breezy.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 23.
New Year's Day
A 30 percent chance of snow. Mostly cloudy, with a high near 33.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Hadlyme CT
 41.4°N 72.36°W (Elev. 279 ft)
Last Update:
12:59 pm EST Dec 27, 2025
Forecast Valid:
2pm EST Dec 27, 2025-6pm EST Jan 2, 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