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Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Rain Fog/Mist
43°F
6°C
| Humidity | 89% |
| Wind Speed | NE 13 mph |
| Barometer | 30.34 in (1027.2 mb) |
| Dewpoint | 40°F (4°C) |
| Visibility | 4.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 2 Apr 2:56 am EDT |
Extended Forecast for
3 Miles SE South Lyme CT
Overnight

Low: 44 °F
Showers
Thursday
High: 43 °F
Showers
Likely then
Mostly CloudyThursday Night

Low: 39 °F
Chance Light
Rain and
Patchy FogFriday

High: 52 °F
Chance Light
Rain and
Areas FogFriday Night

Low: 49 °F
Mostly Cloudy
Saturday

High: 59 °F
Partly Sunny
Saturday Night
Low: 43 °F
Mostly Cloudy
then Chance
ShowersSunday

High: 55 °F
Showers
Sunday Night

Low: 40 °F
Mostly Cloudy
Detailed Forecast
Overnight
Showers. Steady temperature around 44. Northeast wind around 13 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely before 11am. Cloudy, with a high near 43. Northeast wind 14 to 16 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of drizzle or light rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 39. East wind 7 to 11 mph. Chance of precipitation is 30%.
Friday
A chance of drizzle or light rain, mainly before 11am. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 52. East wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 49. Southeast wind 8 to 11 mph becoming southwest after midnight.
Saturday
Partly sunny, with a high near 59.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 43.
Sunday
Showers, mainly after 8am. High near 55. Chance of precipitation is 90%.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 37.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 48.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 32.
Wednesday
Sunny, with a high near 45.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SE South Lyme CT
41.3°N 72.24°W (Elev. 0 ft)
41.3°N 72.24°W (Elev. 0 ft)
2:20 am EDT Apr 2, 2026
3am EDT Apr 2, 2026-6pm EDT Apr 8, 2026


