December weather forecast in Port Graham

December in Port Graham is the windiest month of the year. In December, the weather in Port Graham is typically freezing. Average daily high temperature in December is about zero. On average, Port Graham has 15 snowy, 8 rainy, 5 sunny, and 3 cloudy days in December. The snowfalls are usually heavy. December as well as April, May, June, and July is considered the most uncomfortable time to visit Port Graham.