In December, the weather in Rovensko pod Troskami is typically freezing. Average daily high temperature in December is about zero. On average, Rovensko pod Troskami has 13 cloudy, 5 rainy, 5 partly cloudy, 4 snowy, and 4 sunny days in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Rovensko pod Troskami.