September in Playa Del Carmen is the rainiest and the cloudiest month of the year. In September, the weather in Playa Del Carmen is typically hot. Average daily high temperature in September is about 31 degrees above zero. On average, Playa Del Carmen has 26 rainy, 2 sunny, 1 cloudy, and 1 partly cloudy day in September. The rains are usually heavy. September as well as June, July, August, and October is considered the most uncomfortable time to visit Playa Del Carmen.