April in Parnamirim is the rainiest and the cloudiest month of the year. In April, the weather in Parnamirim is typically hot. Average daily high temperature in April is about 29 degrees above zero. On average, Parnamirim has 23 rainy and 7 sunny days in April. The rains are usually heavy. April as well as January, February, March, and May is considered the most uncomfortable time to visit Parnamirim.