March in Fernando De Noronha is the cloudiest and the warmest month of the year. In March, the weather in Fernando De Noronha is typically warm. Average daily high temperature in March is about 27 degrees above zero. On average, Fernando De Noronha has 26 rainy, 3 partly cloudy, and 2 sunny 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 Fernando De Noronha.