March in Olinda is the hottest month of the year. In March, the weather in Olinda is typically hot. Average daily high temperature in March is about 28 degrees above zero. On average, Olinda has 15 rainy, 13 sunny, and 3 partly cloudy 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 Olinda.