In December, the weather in Tilichiki is typically freezing. Average daily high temperature in December is about 13 degrees below zero. On average, Tilichiki has 10 snowy, 8 sunny, 7 cloudy, and 6 partly cloudy days in December. The snowfalls are usually moderate. December as well as January, February, March, and September is considered the most uncomfortable time to visit Tilichiki.