10-Day Weather Forecast - Colchester, CT

Mostly sunny. Highs in the lower 80s. North winds 5 to 10 mph.

Mostly clear. Lows in the lower 60s. Southwest winds around 5 mph.

Mostly sunny. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.

Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly cloudy with a slight chance of showers after midnight. Humid with lows in the upper 60s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent.

Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent.

Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows in the mid 60s. Chance of rain 50 percent.

Mostly sunny. Highs in the lower 80s.

Mostly clear. Lows in the lower 60s.

Sunny. Highs in the mid 80s.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 60s.

Mostly sunny. Highs in the mid 80s.

Partly cloudy. Lows in the mid 60s.

Mostly sunny. Highs in the upper 80s.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 67F. Dew point will be around 65F with an average humidity of 83%. Winds will be 5 mph from the SW.

Mostly sunny. High temperature around 84F. Dew point will be around 67F with an average humidity of 69%. Winds will be 5 mph from the W.

Mostly clear. Low temperature around 66F. Dew point will be around 64F with an average humidity of 81%. Winds will be 3 mph from the W.

Mostly sunny with widely scattered thunderstorms. Chance of storms 25%. High temperature around 83F. Dew point will be around 65F with an average humidity of 66%. Winds will be 4 mph from the W.

Clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 64F. Dew point will be around 63F with an average humidity of 83%. Winds will be 3 mph from the W.