January in Lalsk is the most freezing month of the year. In January, the weather in Lalsk is typically freezing. Average daily high temperature in January is about 12 degrees below zero. On average, Lalsk has 17 snowy, 13 cloudy, and 1 sunny day in January. The snowfalls are usually light. January as well as February, April, September, and October is considered the most uncomfortable time to visit Lalsk.