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 38%
Wind Speed S 12 mph
Barometer 30.41 in (1029.6 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 18 Mar 4:56 pm EDT
Extended Forecast for

2 Miles NNW New London CT

  • Tonight

    Tonight: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 41. Calm wind becoming south around 6 mph in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 50. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 50 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 38. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before noon. Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 2am. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 25. Calm wind.
Thursday
Mostly sunny, with a high near 41. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 31. Calm wind.
Friday
Increasing clouds, with a high near 50. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 38. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain before noon. Partly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 54.
Sunday Night
A 30 percent chance of rain before 2am. Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW New London CT
 41.39°N 72.1°W (Elev. 105 ft)
Last Update:
2:35 pm EDT Mar 18, 2026
Forecast Valid:
5pm EDT Mar 18, 2026-6pm EDT Mar 25, 2026
 
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