10-Day Weather Forecast - Saint Helena Island, SC

Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 50s. West winds 5 to 10 mph. Chance of rain 40 percent.

Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 40s. West winds 5 to 10 mph. Chance of rain 20 percent.

Partly sunny in the morning then clearing. Highs in the upper 40s. Northwest winds 10 to 15 mph.

Mostly clear. Lows in the mid 20s except in the upper 20s near the coast. Northwest winds 5 to 10 mph.

Sunny. Highs in the upper 40s.

Mostly clear. Lows in the upper 30s.

Mostly sunny. Highs in the upper 50s.

Partly cloudy. Lows in the mid 30s.

Sunny. Highs in the upper 40s.

Clear. Lows around 30.

Sunny. Highs in the lower 50s.

Mostly clear. Lows in the mid 30s.

Sunny. Highs in the lower 50s.

Clear. Low temperature around 38F. Dew point will be around 31F with an average humidity of 64%. Winds will be 3 mph from the N.

Sunny. High temperature around 52F. Dew point will be around 35F with an average humidity of 66%. Winds will be 3 mph from the N.

Clear. Low temperature around 47F. Dew point will be around 43F with an average humidity of 81%. Winds will be 2 mph from the N.

Sunny. High temperature around 59F. Dew point will be around 47F with an average humidity of 77%. Winds will be 2 mph from the N.

Clear. Low temperature around 56F. Dew point will be around 54F with an average humidity of 90%. Winds will be 2 mph from the SE.