January weather forecast in Twin Falls

January in Twin Falls is the coldest month of the year. In January, the weather in Twin Falls is typically cold. Average daily high temperature in January is about 1 degree above zero. On average, Twin Falls has 12 partly cloudy, 10 sunny, 5 rainy, and 4 cloudy days in January. The rains are usually moderate. January as well as February, March, and December is considered the most uncomfortable time to visit Twin Falls.