December in Shimanovsk is the sunniest month of the year. In December, the weather in Shimanovsk is typically freezing. Average daily high temperature in December is about 18 degrees below zero. On average, Shimanovsk has 18 sunny, 7 partly cloudy, 3 snowy, and 3 cloudy days in December. The snowfalls are usually light. December as well as January and February is considered the most uncomfortable time to visit Shimanovsk.