December weather forecast in Red Deer

December in Red Deer is the snowiest and the most freezing month of the year. In December, the weather in Red Deer is typically freezing. Average daily high temperature in December is about 7 degrees below zero. On average, Red Deer has 14 cloudy, 7 partly cloudy, 5 snowy, and 5 sunny days in December. The snowfalls are usually light.