December in Ivashka is the windiest month of the year. In December, the weather in Ivashka is typically freezing. Average daily high temperature in December is about 7 degrees below zero. On average, Ivashka has 15 snowy, 7 sunny, 6 partly cloudy, and 3 cloudy days in December. The snowfalls are usually heavy. December as well as January, February, May, and September is considered the most uncomfortable time to visit Ivashka.