April in Ugnouralsk is the rainiest month of the year. Average daily high temperature in April is about 9 degrees above zero. On average, Ugnouralsk has 11 rainy, 8 cloudy, 6 partly cloudy, and 5 sunny days in April. The rains are usually light. April as well as January, February, October, and December is considered the most uncomfortable time to visit Ugnouralsk.