January in Shumanay is the snowiest, the cloudiest, and the coldest month of the year. In January, the weather in Shumanay is typically freezing. Average daily high temperature in January is about zero. On average, Shumanay has 10 sunny, 10 cloudy, 9 partly cloudy, 1 rainy, and 1 snowy day in January. The rains are usually light. January as well as February, November, and December is considered the most uncomfortable time to visit Shumanay.