January in Tanana is the sunniest and the most freezing month of the year. In January, the weather in Tanana is typically freezing. Average daily high temperature in January is about 15 degrees below zero. On average, Tanana has 18 partly cloudy, 12 sunny, and 1 snowy day in January. The snowfalls are usually light. January as well as February, March, November, and December is considered the most uncomfortable time to visit Tanana.