January in Barrow is the sunniest month of the year. In January, the weather in Barrow is typically freezing. Average daily high temperature in January is about 20 degrees below zero. On average, Barrow has 26 cloudy, 3 sunny, 1 snowy, and 1 partly cloudy day in January. The snowfalls are usually light. January as well as February, March, April, and September is considered the most uncomfortable time to visit Barrow.