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Town of Old Saybrook, CTOld Saybrook, CT 7-Day Night Weather Forecast
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Old Saybrook, CT Weather Forecast
Old Saybrook, CT Weather Forecast Date: 310 PM EDT Mon Aug 31 2026
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Tonight... Mostly cloudy. Showers with a slight chance of thunderstorms after midnight. Patchy fog after midnight. Some thunderstorms May produce heavy rainfall after midnight. Lows in the mid 60s. South winds 5 to 10 mph this evening, becoming light and variable. Chance of rain 90%.
Tuesday... Patchy fog in the morning. Showers in the morning, then showers with a chance of thunderstorms in the afternoon. Some thunderstorms May produce gusty winds and heavy rainfall in the afternoon. Humid with highs in the mid 70s. Southeast winds around 5 mph. Chance of rain 90%.
Tuesday Night... Cloudy. Showers with a slight chance of thunderstorms, mainly in the evening. Some thunderstorms May produce gusty winds and heavy rainfall, then some thunderstorms May produce heavy rainfall after midnight. Lows in the lower 60s. East winds 5 to 10 mph. Chance of rain 90%.
Wednesday... Cloudy. A chance of showers in the morning. Highs in the mid 70s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40%.
Wednesday Night... Cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers with a slight chance of thunderstorms after midnight. Humid with lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 80%.
Thursday... Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 80%.
Thursday Night... Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Lows in the mid 60s. Chance of rain 70%.
Friday... Mostly sunny. Highs in the lower 80s.
Friday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 60s.
Saturday... Mostly sunny. Highs in the mid 70s.
Saturday Night... Partly cloudy. Lows in the upper 50s.
Sunday... Sunny. Highs in the lower 70s.
Sunday Night... Mostly clear. Lows in the upper 50s.
POP = Probability of Precipitation
Old Saybrook Radar Loop
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