Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Partly Cloudy
39°F
4°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 30.38 in (1028.9 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 10 Apr 7:56 am EDT |
Extended Forecast for
South Lyme CT
Today
High: 57 °F
Mostly Sunny
Tonight
Low: 44 °F
Partly Cloudy
then Slight
Chance
ShowersSaturday
High: 60 °F
Sunny
Saturday Night
Low: 38 °F
Clear
Sunday
High: 54 °F
Mostly Sunny
Sunday Night
Low: 43 °F
Mostly Cloudy
Monday
High: 65 °F
Mostly Cloudy
Monday Night
Low: 53 °F
Partly Cloudy
Tuesday
High: 72 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 57. South wind 5 to 10 mph.
Tonight
A 20 percent chance of showers after midnight. Increasing clouds, with a low around 44. South wind around 9 mph.
Saturday
Sunny, with a high near 60. Northwest wind 7 to 11 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 38. Light northwest wind.
Sunday
Mostly sunny, with a high near 54. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Mostly cloudy, with a high near 65.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 73.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
South Lyme CT
41.32°N 72.29°W (Elev. 98 ft)
41.32°N 72.29°W (Elev. 98 ft)
6:31 am EDT Apr 10, 2026
8am EDT Apr 10, 2026-6pm EDT Apr 16, 2026
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