10-Day Weather Forecast - Hilton Head Island, SC

Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Southeast winds 10 to 15 mph. Chance of rain 20 percent.

Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. South winds 10 to 15 mph. Chance of rain 50 percent.

Partly sunny with a slight chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 80s. Southwest winds 15 to 20 mph. Chance of rain 70 percent. Heat index values up to 105.

Showers likely with a chance of thunderstorms. Lows in the mid 70s. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 70 percent.

Showers and thunderstorms likely. Highs in the upper 80s. Chance of rain 70 percent.

Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.

Partly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 50 percent. Heat index values up to 105.

Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20 percent.

Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 40 percent. Heat index values up to 105.

Partly cloudy. Lows in the upper 70s.

Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 110.

Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening.

Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 110.

Clear with a 70% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 77F with an average humidity of 87%. Winds will be 4 mph from the S.

Mostly sunny with a 45% chance for rain and thunderstorms. High temperature around 90F. Dew point will be around 79F with an average humidity of 81%. Winds will be 4 mph from the W.

Mostly clear with a 60% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 77F with an average humidity of 84%. Winds will be 6 mph from the SW.

Mostly sunny with a 60% chance for rain and thunderstorms. High temperature around 91F. Dew point will be around 79F with an average humidity of 79%. Winds will be 5 mph from the W.

Partly cloudy with a 70% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 77F with an average humidity of 82%. Winds will be 6 mph from the SW.