April in Sachs Harbour is the sunniest month of the year. In April, the weather in Sachs Harbour is typically freezing. Average daily high temperature in April is about 13 degrees below zero. On average, Sachs Harbour has 11 partly cloudy, 10 sunny, 8 cloudy, and 1 snowy day in April. The snowfalls are usually light. April as well as January, February, March, and September is considered the most uncomfortable time to visit Sachs Harbour.