March in Cyril E. King Airport is the coldest month of the year. In March, the weather in Cyril E. King Airport is typically warm. Average daily high temperature in March is about 26 degrees above zero. On average, Cyril E. King Airport has 21 sunny, 5 rainy, and 5 partly cloudy days in March. The rains are usually light. March as well as January, February, and April is considered the most comfortable time to visit Cyril E. King Airport.