January in Bishop is the snowiest, the cloudiest, and the coldest month of the year. In January, the weather in Bishop is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Bishop has 13 sunny, 9 partly cloudy, 5 cloudy, and 4 snowy days in January. The snowfalls are usually moderate. January as well as February, March, and December is considered the most uncomfortable time to visit Bishop.