Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

75°F

24°C

Humidity 96%
Wind Speed W 5 mph
Barometer 29.92 in (1013.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 8 Aug 10:56 pm EDT
Extended Forecast for

New London CT

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 76. Light west wind.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. Heat index values as high as 95. Light west wind becoming southwest 5 to 9 mph in the morning.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 67. Calm wind.

    Low: 67 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers before 2am.  Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 70 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 76. Light west wind.
Sunday
Sunny, with a high near 90. Heat index values as high as 95. Light west wind becoming southwest 5 to 9 mph in the morning.
Sunday Night
Clear, with a low around 67. Calm wind.
Monday
Sunny, with a high near 88. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
A 40 percent chance of showers after 8am. Partly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
8:54 pm EDT Aug 8, 2026
11pm EDT Aug 8, 2026-6pm EDT Aug 15, 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