January in Dickson is the coldest month of the year. In January, the weather in Dickson is typically cold. Average daily high temperature in January is about 6 degrees above zero. On average, Dickson has 10 sunny, 9 partly cloudy, 8 rainy, and 4 cloudy days in January. The rains are usually heavy. January as well as February, March, and December is considered the most uncomfortable time to visit Dickson.