10-Day Weather Forecast - Sullivans Island, SC

Sunny. Highs in the lower 70s. Northwest winds around 5 mph becoming north around 5 mph in the afternoon.

Partly cloudy. Lows in the lower 50s. East winds around 5 mph.

Mostly sunny. Highs in the mid 70s except around 70 near the coast. Southwest winds 5 to 10 mph.

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

Mostly sunny. Highs in the upper 60s.

Partly cloudy. Lows in the mid 50s.

Mostly sunny. Highs in the lower 70s.

Mostly clear. Lows in the mid 50s.

Mostly sunny. Highs in the lower 70s.

Partly cloudy. Lows in the lower 50s.

Partly sunny with a 20 percent chance of rain. Highs in the lower 60s. Temperature falling into the mid 50s in the afternoon.

Partly cloudy. Much cooler with lows around 30.

Sunny cooler with highs in the mid 40s.

Clear. Low temperature around 33F. Dew point will be around 16F with an average humidity of 42%. Winds will be 2 mph from the N.

Sunny. High temperature around 51F. Dew point will be around 23F with an average humidity of 43%. Winds will be 1 mph from the N.

Clear. Low temperature around 36F. Dew point will be around 22F with an average humidity of 49%. Winds will be 2 mph from the W.

Sunny. High temperature around 56F. Dew point will be around 30F with an average humidity of 50%. Winds will be 2 mph from the NW.

Clear. Low temperature around 40F. Dew point will be around 30F with an average humidity of 58%. Winds will be 1 mph from the NW.