January in Kirensk is the most freezing month of the year. In January, the weather in Kirensk is typically freezing. Average daily high temperature in January is about 21 degrees below zero. On average, Kirensk has 21 cloudy, 8 snowy, 1 sunny, and 1 partly cloudy day in January. The snowfalls are usually light. January as well as February, April, May, and September is considered the most uncomfortable time to visit Kirensk.