In April, the weather in Bol'shaya Kartel' is typically cold. Average daily high temperature in April is about 5 degrees above zero. On average, Bol'shaya Kartel' has 12 rainy, 10 cloudy, 3 snowy, 3 sunny, and 2 partly cloudy days in April. The rains are usually moderate. April as well as January, February, October, and December is considered the most uncomfortable time to visit Bol'shaya Kartel'.