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

33°F

1°C

Humidity 48%
Wind Speed N 8 mph
Barometer 30.49 in (1032.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 29 Nov 6:56 pm EST
Extended Forecast for

2 Miles S Ledyard CT

  • Tonight

    Tonight: Increasing clouds, with a low around 26. Calm wind.

    Low: 26 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain, mainly after 10am. High near 50. South wind 6 to 14 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Slight Chance
    Rain then
    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Low around 32. Southwest wind 8 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 32 °F

    Rain then
    Slight Chance
    Rain

  • Monday

    Monday: Sunny, with a high near 41. Wind chill values between 25 and 35. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow after 4am. Increasing clouds, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 7am, then rain. High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Chance
    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.

    Low: 27 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 26. Calm wind.
Sunday
Rain, mainly after 10am. High near 50. South wind 6 to 14 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain, mainly before 10pm. Low around 32. Southwest wind 8 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Sunny, with a high near 41. Wind chill values between 25 and 35. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.
Monday Night
A 40 percent chance of snow after 4am. Increasing clouds, with a low around 24. Calm wind.
Tuesday
A chance of rain and snow before 7am, then rain. High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Wednesday
Sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Partly sunny, with a high near 36.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 23.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Ledyard CT
 41.4°N 72.01°W (Elev. 197 ft)
Last Update:
5:44 pm EST Nov 29, 2025
Forecast Valid:
7pm EST Nov 29, 2025-6pm EST Dec 6, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation