In April, the weather in Sibirsky is typically cold. Average daily high temperature in April is about 4 degrees above zero. On average, Sibirsky has 11 partly cloudy, 7 cloudy, 5 rainy, 5 sunny, and 2 snowy days in April. The rains are usually light. April as well as January, February, September, and October is considered the most uncomfortable time to visit Sibirsky.