10-Day Weather Forecast - Old Saybrook, CT

Partly sunny. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening then mostly clear after midnight. Lows in the lower 50s. Northwest winds around 5 mph. Chance of rain 30 percent.

Sunny. Highs in the mid 70s. Northwest winds around 5 mph.

Mostly clear. Lows in the mid 50s. Northwest winds around 5 mph.

Sunny. Highs in the mid 70s.

Mostly clear. Lows in the mid 50s.

Mostly sunny. Highs in the mid 70s.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s.

Sunny. Highs in the upper 70s.

Mostly clear. Lows in the mid 50s.

Sunny. Highs in the upper 70s.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s.

Mostly sunny. Highs in the upper 70s.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 63F. Dew point will be around 64F with an average humidity of 95%. Winds will be 2 mph from the SE.

Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 74F. Dew point will be around 64F with an average humidity of 85%. Winds will be 3 mph from the S.

Partly cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 64F. Dew point will be around 62F with an average humidity of 86%. Winds will be 3 mph from the S.

Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 75F. Dew point will be around 61F with an average humidity of 75%. Winds will be 4 mph from the SW.

Clear. Low temperature around 60F. Dew point will be around 56F with an average humidity of 75%. Winds will be 2 mph from the W.