February in Busselton is the warmest month of the year. In February, the weather in Busselton is typically warm. Average daily high temperature in February is about 23 degrees above zero. On average, Busselton has 22 sunny, 6 partly cloudy, and 1 rainy day in February. The rains are usually light. February as well as January, March, and December is considered the most comfortable time to visit Busselton.