May in Grigoropolisskaya is the rainiest month of the year. In May, the weather in Grigoropolisskaya is typically warm. Average daily high temperature in May is about 20 degrees above zero. On average, Grigoropolisskaya has 20 rainy, 10 sunny, and 1 partly cloudy day in May. The rains are usually heavy. May as well as January, March, and December is considered the most uncomfortable time to visit Grigoropolisskaya.