January in Pemberton is the sunniest month of the year. In January, the weather in Pemberton is typically warm. Average daily high temperature in January is about 26 degrees above zero. On average, Pemberton has 15 sunny, 11 partly cloudy, 3 rainy, and 2 cloudy days in January. The rains are usually light. January as well as February, March, and December is considered the most comfortable time to visit Pemberton.