April in Porto Moniz is the cloudiest month of the year. In April, the weather in Porto Moniz is typically warm. Average daily high temperature in April is about 17 degrees above zero. On average, Porto Moniz has 13 partly cloudy, 8 rainy, 6 sunny, and 3 cloudy days in April. The rains are usually light. April as well as January, February, March, and November is considered the most uncomfortable time to visit Porto Moniz.