March in Tibau do Sul is the hottest month of the year. In March, the weather in Tibau do Sul is typically hot. Average daily high temperature in March is about 29 degrees above zero. On average, Tibau do Sul has 22 rainy and 9 sunny days in March. The rains are usually heavy. March as well as January, February, April, and May is considered the most uncomfortable time to visit Tibau do Sul.