December in Novy Knin is the windiest month of the year. In December, the weather in Novy Knin is typically cold. Average daily high temperature in December is about 2 degrees above zero. On average, Novy Knin has 17 cloudy, 10 rainy, 3 sunny, and 1 partly cloudy day in December. The rains are usually light. December as well as January, February, March, and April is considered the most uncomfortable time to visit Novy Knin.