In December, the weather in Ivashka is typically freezing. Average daily high temperature in December is about 10 degrees below zero. On average, Ivashka has 13 snowy, 8 cloudy, 6 sunny, and 4 partly cloudy days in December. The snowfalls are usually heavy. December as well as January, February, June, and August is considered the most uncomfortable time to visit Ivashka.