January in Yalong Bay is the coldest month of the year. In January, the weather in Yalong Bay is typically warm. Average daily high temperature in January is about 23 degrees above zero. On average, Yalong Bay has 12 cloudy, 12 partly cloudy, 6 sunny, and 1 rainy day in January. The rains are usually light. January as well as February, March, and December is considered the most comfortable time to visit Yalong Bay.