July in Luangprabang is the rainiest month of the year. In July, the weather in Luangprabang is typically hot. Average daily high temperature in July is about 27 degrees above zero. On average, Luangprabang has 31 rainy days in July. The rains are usually heavy. July as well as May, June, August, and September is considered the most uncomfortable time to visit Luangprabang.