August in Darbhanga is the rainiest and the cloudiest month of the year. In August, the weather in Darbhanga is typically hot. Average daily high temperature in August is about 31 degrees above zero. On average, Darbhanga has 30 rainy and 1 sunny day in August. The rains are usually heavy. August as well as June, July, and September is considered the most uncomfortable time to visit Darbhanga.