March weather forecast in Hilton Head Island

March in Hilton Head Island is the windiest month of the year. In March, the weather in Hilton Head Island is typically warm. Average daily high temperature in March is about 19 degrees above zero. On average, Hilton Head Island has 14 sunny, 8 rainy, 6 partly cloudy, and 3 cloudy days in March. The rains are usually heavy.