August in Colima is the rainiest month of the year. In August, the weather in Colima is typically hot. Average daily high temperature in August is about 29 degrees above zero. On average, Colima has 27 rainy, 2 sunny, and 2 cloudy days in August. The rains are usually heavy. August as well as June, July, September, and October is considered the most uncomfortable time to visit Colima.