April in Novoangarsk is the rainiest month of the year. In April, the weather in Novoangarsk is typically cold. Average daily high temperature in April is about 4 degrees above zero. On average, Novoangarsk has 17 rainy, 6 cloudy, 5 snowy, and 2 sunny days in April. The rains are usually moderate. April as well as January, February, May, and September is considered the most uncomfortable time to visit Novoangarsk.