In December, the weather in Cagayan de Oro is typically hot. Average daily high temperature in December is about 28 degrees above zero. On average, Cagayan de Oro has 18 rainy, 6 cloudy, 4 sunny, and 3 partly cloudy days in December. The rains are usually heavy. December as well as January, May, June, and July is considered the most uncomfortable time to visit Cagayan de Oro.