January in Midvale is the snowiest, the cloudiest, and the most freezing month of the year. In January, the weather in Midvale is typically freezing. Average daily high temperature in January is about 1 degree below zero. On average, Midvale has 13 snowy, 8 cloudy, 5 sunny, and 5 partly cloudy days in January. The snowfalls are usually moderate.