January in Tundra is the most freezing month of the year. In January, the weather in Tundra is typically freezing. Average daily high temperature in January is about 10 degrees below zero. On average, Tundra has 17 snowy, 13 cloudy, and 1 sunny day in January. The snowfalls are usually light. January as well as April, September, and October is considered the most uncomfortable time to visit Tundra.