May in Nidym is the rainiest month of the year. In May, the weather in Nidym is typically cold. Average daily high temperature in May is about 4 degrees above zero. On average, Nidym has 20 rainy, 8 cloudy, 2 snowy, and 1 sunny day in May. The rains are usually moderate. May as well as January, February, March, and September is considered the most uncomfortable time to visit Nidym.