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.

Partly Cloudy

64°F

18°C

Humidity 100%
Wind Speed SW 9 mph
Barometer 30.31 in (1026.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 6 Oct 8:56 am EDT
Extended Forecast for

2 Miles W Hadlyme CT

  • Today

    Today: Sunny, with a high near 81. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. South wind around 6 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Southwest wind 6 to 13 mph.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers, mainly after 2am. Low around 58. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Slight Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers, mainly before noon. High near 69. Southwest wind 9 to 11 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 81. Calm wind becoming southwest 5 to 9 mph in the morning.
Tonight
Mostly clear, with a low around 55. South wind around 6 mph.
Tuesday
Mostly sunny, with a high near 78. Southwest wind 6 to 13 mph.
Tuesday Night
Showers, mainly after 2am. Low around 58. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers, mainly before noon. High near 69. Southwest wind 9 to 11 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 60.
Thursday Night
Clear, with a low around 39.
Friday
Sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Hadlyme CT
 41.4°N 72.36°W (Elev. 279 ft)
Last Update:
9:18 am EDT Oct 6, 2025
Forecast Valid:
9am EDT Oct 6, 2025-6pm EDT Oct 12, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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