April in Mirnyy is the windiest month of the year. In April, the weather in Mirnyy is typically cold. Average daily high temperature in April is about 9 degrees above zero. On average, Mirnyy has 10 cloudy, 8 rainy, 7 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 Mirnyy.