May in Florencia is the rainiest and the cloudiest month of the year. In May, the weather in Florencia is typically warm. Average daily high temperature in May is about 24 degrees above zero. On average, Florencia has 29 rainy and 2 cloudy days in May. The rains are usually heavy. May as well as January, February, March, and April is considered the most uncomfortable time to visit Florencia.