In December, the weather in Mtskheta is typically cold. Average daily high temperature in December is about 3 degrees above zero. On average, Mtskheta has 16 partly cloudy, 12 sunny, 2 rainy, and 1 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 Mtskheta.