January in Healy Lake is the most freezing month of the year. In January, the weather in Healy Lake is typically freezing. Average daily high temperature in January is about 15 degrees below zero. On average, Healy Lake has 11 partly cloudy, 9 sunny, 6 cloudy, and 5 snowy days in January. The snowfalls are usually light. January as well as February, November, and December is considered the most uncomfortable time to visit Healy Lake.