March in Hayman Island is the windiest month of the year. In March, the weather in Hayman Island is typically warm. Average daily high temperature in March is about 27 degrees above zero. On average, Hayman Island has 19 rainy, 6 sunny, 4 partly cloudy, and 2 cloudy days in March. The rains are usually heavy. March as well as January and February is considered the most uncomfortable time to visit Hayman Island.