March in Nambour is the rainiest month of the year. In March, the weather in Nambour is typically warm. Average daily high temperature in March is about 24 degrees above zero. On average, Nambour has 20 rainy, 10 sunny, and 1 cloudy day in March. The rains are usually heavy. March as well as January and February is considered the most uncomfortable time to visit Nambour.