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

53°F

12°C

Humidity 48%
Wind Speed NW 15 G 28 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 1 Nov 12:56 pm EDT
Extended Forecast for

New London CT

  • This Afternoon

    This Afternoon: Sunny, with a high near 57. West wind around 15 mph, with gusts as high as 29 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Areas of frost after 5am. Otherwise, partly cloudy, with a low around 36. West wind 5 to 7 mph.

    Low: 36 °F

    Partly Cloudy
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 9am. Otherwise, sunny, with a high near 56. West wind 5 to 9 mph.

    High: 56 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of rain, mainly after 2pm. Partly sunny, with a high near 59. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 59 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely

  • Tuesday

    Tuesday: A 30 percent chance of rain before 8am. Sunny, with a high near 59.

    High: 59 °F

    Chance Rain
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 57. West wind around 15 mph, with gusts as high as 29 mph.
Tonight
Areas of frost after 5am. Otherwise, partly cloudy, with a low around 36. West wind 5 to 7 mph.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 56. West wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 40. Calm wind.
Monday
A 40 percent chance of rain, mainly after 2pm. Partly sunny, with a high near 59. Light south wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of rain before 8am. Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 35.
Friday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.37°N 72.11°W (Elev. 125 ft)
Last Update:
10:13 am EDT Nov 1, 2025
Forecast Valid:
1pm EDT Nov 1, 2025-6pm EST Nov 7, 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