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Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Overcast
44°F
7°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 29.73 in (1006.6 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 21 Mar 3:56 am EDT |
Extended Forecast for
2 Miles SSE South Lyme CT
Today

High: 52 °F
Decreasing
CloudsTonight

Low: 38 °F
Mostly Cloudy
Sunday
High: 51 °F
Mostly Cloudy
then Chance
RainSunday Night

Low: 37 °F
Rain
Monday

High: 44 °F
Chance Rain
Monday Night

Low: 29 °F
Partly Cloudy
Tuesday

High: 44 °F
Sunny
Tuesday Night

Low: 33 °F
Mostly Cloudy
Wednesday

High: 48 °F
Partly Sunny
Detailed Forecast
Today
Mostly cloudy, then gradually becoming sunny, with a high near 52. Northwest wind 6 to 9 mph.
Tonight
Mostly cloudy, with a low around 38. Light and variable wind.
Sunday
A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 51. Southwest wind 7 to 10 mph.
Sunday Night
Rain, mainly after 8pm. Low around 37. Southwest wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
A 40 percent chance of rain before 2pm. Mostly cloudy, with a high near 44. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Mostly cloudy, with a high near 47.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Friday
Rain likely. Partly sunny, with a high near 48. Chance of precipitation is 60%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles SSE South Lyme CT
41.28°N 72.3°W (Elev. 0 ft)
41.28°N 72.3°W (Elev. 0 ft)
2:34 am EDT Mar 21, 2026
4am EDT Mar 21, 2026-6pm EDT Mar 27, 2026


