December in Yalta is the windiest month of the year. In December, the weather in Yalta is typically cold. Average daily high temperature in December is about 6 degrees above zero. On average, Yalta has 11 rainy, 7 sunny, 7 partly cloudy, and 6 cloudy days in December. The rains are usually moderate. December as well as January, February, and March is considered the most uncomfortable time to visit Yalta.