February in Coolum Beach is the windiest month of the year. In February, the weather in Coolum Beach is typically hot. Average daily high temperature in February is about 28 degrees above zero. On average, Coolum Beach has 15 rainy, 8 sunny, and 6 partly cloudy days in February. The rains are usually heavy. February as well as January, March, and December is considered the most uncomfortable time to visit Coolum Beach.