Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

46°F

8°C

Humidity 44%
Wind Speed SW 10 mph
Barometer 30.32 in (1026.6 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 21 Apr 1:56 pm EDT
Extended Forecast for

New London CT

  • This Afternoon

    This Afternoon: Sunny, with a high near 51. South wind around 7 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 5am.  Increasing clouds, with a low around 38. South wind 5 to 8 mph.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly before 11am.  Cloudy, with a high near 49. South wind 9 to 11 mph.

    High: 49 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. East wind around 6 mph becoming calm  in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Light northwest wind increasing to 5 to 10 mph in the morning.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 51. South wind around 7 mph.
Tonight
A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 38. South wind 5 to 8 mph.
Wednesday
A 50 percent chance of showers, mainly before 11am. Cloudy, with a high near 49. South wind 9 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 40. East wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 64. Light northwest wind increasing to 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 38.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
2:20 pm EDT Apr 21, 2026
2pm EDT Apr 21, 2026-6pm EDT Apr 27, 2026
 
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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