In April, the weather in Baykalovsk is typically freezing. Average daily high temperature in April is about 9 degrees below zero. On average, Baykalovsk has 13 cloudy, 8 snowy, 5 partly cloudy, and 4 sunny days in April. The snowfalls are usually light. April as well as January, February, March, and August is considered the most uncomfortable time to visit Baykalovsk.