In May, the weather in Areia Branca is typically hot. Average daily high temperature in May is about 30 degrees above zero. On average, Areia Branca has 17 rainy, 7 sunny, 5 partly cloudy, and 2 cloudy days in May. The rains are usually moderate. May as well as January, February, March, and April is considered the most uncomfortable time to visit Areia Branca.