October in Cayo Coco is the rainiest month of the year. In October, the weather in Cayo Coco is typically warm. Average daily high temperature in October is about 27 degrees above zero. On average, Cayo Coco has 23 rainy, 7 sunny, and 1 partly cloudy day in October. The rains are usually heavy. October as well as June, July, August, and September is considered the most uncomfortable time to visit Cayo Coco.