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Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Light Rain Fog/Mist
39°F
4°C
| Humidity | 96% |
| Wind Speed | S 5 mph |
| Barometer | 30.27 in (1024.9 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 4.00 mi |
| Wind Chill | 35°F (2°C) |
| Last update | 5 Mar 12:56 pm EST |
Extended Forecast for
Old Saybrook Center CT
This Afternoon

High: 40 °F
Rain
Tonight

Low: 36 °F
Rain
Friday
High: 41 °F
Rain Likely
then Mostly
CloudyFriday Night

Low: 36 °F
Patchy Fog
Saturday

High: 47 °F
Cloudy
Saturday Night

Low: 44 °F⇑
Rain Likely
Sunday

High: 54 °F
Decreasing
CloudsSunday Night

Low: 40 °F
Partly Cloudy
Monday

High: 54 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Rain. High near 40. Northeast wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Low around 36. Northeast wind around 14 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday
Rain likely, mainly before 7am. Cloudy, with a high near 41. Northeast wind 9 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Patchy fog. Otherwise, cloudy, with a low around 36. Northeast wind around 6 mph becoming calm after midnight.
Saturday
Cloudy, with a high near 47. Calm wind becoming south 5 to 8 mph in the morning.
Saturday Night
Rain likely, mainly after 1am. Cloudy, with a temperature falling to near 44 by 9pm, then rising to around 48 during the remainder of the night. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Old Saybrook Center CT
41.29°N 72.39°W (Elev. 89 ft)
41.29°N 72.39°W (Elev. 89 ft)
1:01 pm EST Mar 5, 2026
1pm EST Mar 5, 2026-6pm EDT Mar 11, 2026


