May in Khampa is the rainiest month of the year. In May, the weather in Khampa is typically cold. Average daily high temperature in May is about 8 degrees above zero. On average, Khampa has 12 rainy, 12 cloudy, 4 sunny, and 3 partly cloudy days in May. The rains are usually light. May as well as January, February, March, and November is considered the most uncomfortable time to visit Khampa.