Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
62°F
17°C
| Humidity | 75% |
| Wind Speed | NW 6 mph |
| Barometer | 29.93 in (1013.4 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 5 Oct 9:56 am EDT |
Extended Forecast for
South Lyme CT
Today
High: 71 °F
Mostly Sunny
Tonight
Low: 44 °F
Clear
Tuesday
High: 62 °F
Sunny
Tuesday Night
Low: 42 °F
Clear
Wednesday
High: 64 °F
Sunny
Wednesday Night
Low: 54 °F
Mostly Clear
Thursday
High: 71 °F
Sunny
Thursday Night
Low: 51 °F
Mostly Clear
Friday
High: 68 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 71. West wind 7 to 15 mph, with gusts as high as 26 mph.
Tonight
Clear, with a low around 44. Northwest wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 62. Northwest wind 11 to 14 mph.
Tuesday Night
Clear, with a low around 42. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 64. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 64.
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)
9:10 am EDT Oct 5, 2026
10am EDT Oct 5, 2026-6pm EDT Oct 11, 2026
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