April in Pervouralsk is the rainiest month of the year. In April, the weather in Pervouralsk is typically cold. Average daily high temperature in April is about 6 degrees above zero. On average, Pervouralsk has 15 rainy, 11 cloudy, 3 sunny, and 1 partly cloudy day in April. The rains are usually moderate. April as well as January, February, September, and October is considered the most uncomfortable time to visit Pervouralsk.