October in Sosnovka is the rainiest month of the year. In October, the weather in Sosnovka is typically cold. Average daily high temperature in October is about 4 degrees above zero. On average, Sosnovka has 12 rainy, 9 partly cloudy, 7 sunny, and 3 cloudy days in October. The rains are usually heavy. October as well as January, April, and May is considered the most uncomfortable time to visit Sosnovka.