May in Baní is the rainiest month of the year. In May, the weather in Baní is typically warm. Average daily high temperature in May is about 27 degrees above zero. On average, Baní has 19 rainy, 10 sunny, and 2 partly cloudy days in May. The rains are usually heavy. May as well as June, July, August, and September is considered the most uncomfortable time to visit Baní.