December in Balchik is the windiest month of the year. In December, the weather in Balchik is typically cold. Average daily high temperature in December is about 6 degrees above zero. On average, Balchik has 15 partly cloudy, 9 sunny, 6 rainy, and 1 cloudy day in December. The rains are usually heavy. December as well as January, February, and March is considered the most uncomfortable time to visit Balchik.