In December, the weather in Tlumach is typically cold. Average daily high temperature in December is about 2 degrees above zero. On average, Tlumach has 16 cloudy, 5 sunny, 4 rainy, 4 partly cloudy, and 2 snowy days in December. The rains are usually light. December as well as February, March, April, and May is considered the most uncomfortable time to visit Tlumach.