January in Tertezh is the most freezing month of the year. In January, the weather in Tertezh is typically freezing. Average daily high temperature in January is about 15 degrees below zero. On average, Tertezh has 20 cloudy, 5 snowy, 4 sunny, and 2 partly cloudy days in January. The snowfalls are usually light. January as well as February, April, May, and August is considered the most uncomfortable time to visit Tertezh.