May in Kardonikskaya is the rainiest month of the year. In May, the weather in Kardonikskaya is typically warm. Average daily high temperature in May is about 15 degrees above zero. On average, Kardonikskaya has 19 rainy, 9 sunny, and 3 partly cloudy days in May. The rains are usually moderate. May as well as January, February, March, and April is considered the most uncomfortable time to visit Kardonikskaya.