May in Kamennomostsky is the rainiest month of the year. In May, the weather in Kamennomostsky is typically warm. Average daily high temperature in May is about 16 degrees above zero. On average, Kamennomostsky has 24 rainy and 7 sunny days in May. The rains are usually heavy. May as well as January, February, March, and April is considered the most uncomfortable time to visit Kamennomostsky.