May in Feira de Santana is the rainiest month of the year. In May, the weather in Feira de Santana is typically warm. Average daily high temperature in May is about 27 degrees above zero. On average, Feira de Santana has 21 rainy, 7 sunny, and 3 partly cloudy days in May. The rains are usually heavy. May as well as April, June, and July is considered the most uncomfortable time to visit Feira de Santana.