January in Sachs Harbour is the most freezing month of the year. In January, the weather in Sachs Harbour is typically freezing. Average daily high temperature in January is about 25 degrees below zero. On average, Sachs Harbour has 16 cloudy, 7 sunny, 7 partly cloudy, and 1 snowy 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 Sachs Harbour.