April in Nizhneangarsk is the snowiest, the windiest, and the cloudiest month of the year. In April, the weather in Nizhneangarsk is typically cold. Average daily high temperature in April is about 1 degree above zero. On average, Nizhneangarsk has 12 partly cloudy, 8 sunny, 5 snowy, 3 cloudy, and 2 rainy days in April. The snowfalls are usually moderate.