December in Vertep is the windiest month of the year. In December, the weather in Vertep is typically freezing. Average daily high temperature in December is about 10 degrees below zero. On average, Vertep has 18 snowy, 12 cloudy, and 1 sunny day in December. The snowfalls are usually light. December as well as January, February, April, and May is considered the most uncomfortable time to visit Vertep.