May in Khara-Aldan is the rainiest and the windiest month of the year. In May, the weather in Khara-Aldan is typically warm. Average daily high temperature in May is about 10 degrees above zero. On average, Khara-Aldan has 10 rainy, 9 cloudy, 7 partly cloudy, and 5 sunny days in May. The rains are usually moderate.