January weather forecast in Pocatello

January in Pocatello is the snowiest and the most freezing month of the year. In January, the weather in Pocatello is typically freezing. Average daily high temperature in January is about 2 degrees below zero. On average, Pocatello has 13 snowy, 11 cloudy, 5 sunny, and 2 partly cloudy days in January. The snowfalls are usually moderate.