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.

Fair

29°F

-2°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 28°F (-2°C)
Visibility 9.00 mi
Last update 1 Mar 12:56 am EST
Extended Forecast for

New London CT

  • Overnight

    Overnight: Areas of fog before 4am. Otherwise, mostly cloudy, with a low around 29. North wind 3 to 5 mph.

    Low: 29 °F

    Areas Fog

  • Sunday

    Sunday: Snow likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 37. Wind chill values between 25 and 30. North wind 6 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 13. Wind chill values between 5 and 10. North wind around 7 mph.

    Low: 13 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 30. Wind chill values between 5 and 15. North wind around 5 mph becoming light and variable in the afternoon.

    High: 30 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 19. Light south wind.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then rain after 1pm. High near 41. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Low around 35. Chance of precipitation is 100%.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Partly sunny, with a high near 46.

    High: 46 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

Detailed Forecast

Overnight
Areas of fog before 4am. Otherwise, mostly cloudy, with a low around 29. North wind 3 to 5 mph.
Sunday
Snow likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 37. Wind chill values between 25 and 30. North wind 6 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly clear, with a low around 13. Wind chill values between 5 and 10. North wind around 7 mph.
Monday
Increasing clouds, with a high near 30. Wind chill values between 5 and 15. North wind around 5 mph becoming light and variable in the afternoon.
Monday Night
Mostly clear, with a low around 19. Light south wind.
Tuesday
A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then rain after 1pm. High near 41. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 35. Chance of precipitation is 100%.
Wednesday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 46.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Thursday
A 40 percent chance of rain. Cloudy, with a high near 50.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%.
Friday
A 50 percent chance of rain. Cloudy, with a high near 45.
Friday Night
A 30 percent chance of rain. Cloudy, with a low around 35.
Saturday
Cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
Last Update:
12:37 am EST Mar 1, 2026
Forecast Valid:
1am EST Mar 1, 2026-6pm EST Mar 7, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation