06475 Weather (Old Saybrook, CT)

Weather forecast for: Old Saybrook Center CT

Last Update: 3:08 pm EDT Aug 31, 2026

Tonight: A chance of showers and thunderstorms between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Patchy fog after 3am. Low around 67. South wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday: Showers, with thunderstorms also possible after 2pm. Patchy fog before 11am. High near 73. East wind 3 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night: Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Low around 64. East wind around 9 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday: Cloudy, with a high near 72. East wind around 10 mph.

Wednesday Night: A chance of showers, then showers and possibly a thunderstorm after 2am. Steady temperature around 70. East wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Thursday: Showers, with thunderstorms also possible after 2pm. High near 78. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

Friday: Mostly sunny, with a high near 80.

Friday Night: Mostly clear, with a low around 62.

Saturday: Mostly sunny, with a high near 74.

Saturday Night: Partly cloudy, with a low around 58.

Sunday: Sunny, with a high near 72.

Sunday Night: Mostly clear, with a low around 57.

Labor Day: Sunny, with a high near 74.