May in Tegucigalpa is the rainiest month of the year. In May, the weather in Tegucigalpa is typically warm. Average daily high temperature in May is about 24 degrees above zero. On average, Tegucigalpa has 30 rainy and 1 sunny day in May. The rains are usually heavy. May as well as June, July, August, and September is considered the most uncomfortable time to visit Tegucigalpa.