In April, the weather in Bolshaya Chern is typically warm. Average daily high temperature in April is about 11 degrees above zero. On average, Bolshaya Chern has 10 rainy, 9 cloudy, 6 partly cloudy, and 5 sunny days in April. The rains are usually light. April as well as March and November is considered the most uncomfortable time to visit Bolshaya Chern.