10-Day Weather Forecast - Saint Helena Island, SC

Cloudy. A chance of showers in the morning then showers in the afternoon. Highs in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 90 percent.

Showers mainly in the evening. Lows in the upper 30s. Southwest winds around 5 mph becoming west after midnight. Chance of rain 90 percent.

Mostly cloudy with a 20 percent chance of showers. Highs in the mid 40s. Northwest winds 5 to 10 mph with gusts up to 20 mph.

Mostly clear. Lows in the lower 30s.

Sunny. Highs in the mid 50s.

Clear. Lows in the lower 40s.

Sunny. Highs around 60.

Clear. Lows around 40.

Sunny. Highs in the lower 60s.

Partly cloudy. Lows around 40.

Mostly sunny. Highs in the upper 50s.

Partly cloudy. Low temperature around 46F. Dew point will be around 41F with an average humidity of 72%. Winds will be 5 mph from the NE.

Mostly sunny. High temperature around 54F. Dew point will be around 39F with an average humidity of 65%. Winds will be 5 mph from the NE.

Partly cloudy. Low temperature around 47F. Dew point will be around 42F with an average humidity of 74%. Winds will be 2 mph from the E.

Partly cloudy. High temperature around 57F. Dew point will be around 43F with an average humidity of 69%. Winds will be 3 mph from the SE.

Mostly clear. Low temperature around 52F. Dew point will be around 47F with an average humidity of 79%. Winds will be 2 mph from the SE.

Sunny. High temperature around 61F. Dew point will be around 48F with an average humidity of 72%. Winds will be 3 mph from the S.

Mostly clear. Low temperature around 56F. Dew point will be around 51F with an average humidity of 79%. Winds will be 3 mph from the S.