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Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
33°F
1°C
| Humidity | 25% |
| Wind Speed | N 14 G 22 mph |
| Barometer | 29.90 in (1012.4 mb) |
| Dewpoint | 1°F (-17°C) |
| Visibility | 10.00 mi |
| Wind Chill | 23°F (-5°C) |
| Last update | 2 Feb 2:56 pm EST |
Extended Forecast for
Old Lyme CT
Tonight
Low: 6 °F
Mostly Clear
Tuesday
High: 33 °F
Sunny
Tuesday Night
Low: 16 °F
Partly Cloudy
Wednesday
High: 32 °F
Mostly Sunny
Wednesday Night
Low: 12 °F
Partly Cloudy
Thursday
High: 29 °F
Mostly Sunny
Thursday Night
Low: 9 °F
Mostly Clear
Friday
High: 30 °F
Partly Sunny
Friday Night
Low: 5 °F
Chance Snow
Detailed Forecast
Tonight
Mostly clear, with a low around 6. Northwest wind 6 to 11 mph becoming light in the evening.
Tuesday
Sunny, with a high near 33. Wind chill values between 5 and 15. Calm wind becoming southwest around 6 mph.
Tuesday Night
Partly cloudy, with a low around 16. Light west wind.
Wednesday
Mostly sunny, with a high near 32. Wind chill values between 15 and 25. Calm wind becoming northwest 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 12. Calm wind.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
Mostly clear, with a low around 9.
Friday
Partly sunny, with a high near 30.
Friday Night
A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 5.
Saturday
Mostly sunny and cold, with a high near 16.
Saturday Night
Mostly clear, with a low around 2.
Sunday
Mostly sunny and cold, with a high near 19.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Mostly sunny, with a high near 22.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Old Lyme CT
41.31°N 72.36°W (Elev. 30 ft)
41.31°N 72.36°W (Elev. 30 ft)
1:22 pm EST Feb 2, 2026
3pm EST Feb 2, 2026-6pm EST Feb 9, 2026
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