April in Ilagan is the sunniest month of the year. In April, the weather in Ilagan is typically hot. Average daily high temperature in April is about 30 degrees above zero. On average, Ilagan has 18 rainy, 7 sunny, 3 partly cloudy, and 2 cloudy 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 Ilagan.