December in Ilyinovka is the snowiest month of the year. In December, the weather in Ilyinovka is typically freezing. Average daily high temperature in December is about 18 degrees below zero. On average, Ilyinovka has 19 cloudy, 4 snowy, 4 sunny, and 4 partly cloudy days in December. The snowfalls are usually light. December as well as January and February is considered the most uncomfortable time to visit Ilyinovka.