December weather forecast in Ft McMurray

December in Ft McMurray is the most freezing month of the year. In December, the weather in Ft McMurray is typically freezing. Average daily high temperature in December is about 12 degrees below zero. On average, Ft McMurray has 20 cloudy, 5 partly cloudy, 3 snowy, and 3 sunny days in December. The snowfalls are usually light. December as well as January, February, and April is considered the most uncomfortable time to visit Ft McMurray.