April in Fernando De Noronha is the rainiest, the cloudiest, and the hottest month of the year. In April, the weather in Fernando De Noronha is typically hot. Average daily high temperature in April is about 28 degrees above zero. On average, Fernando De Noronha has 24 rainy and 6 sunny days in April. The rains are usually heavy. April as well as February, March, and May is considered the most uncomfortable time to visit Fernando De Noronha.