In April, the weather in Bolshiye Kozly is typically warm. Average daily high temperature in April is about 10 degrees above zero. On average, Bolshiye Kozly has 13 rainy, 8 cloudy, 5 sunny, and 4 partly cloudy days in April. The rains are usually light. April as well as March, October, and November is considered the most uncomfortable time to visit Bolshiye Kozly.