January in Sakon Nakhon is the sunniest and the coldest month of the year. In January, the weather in Sakon Nakhon is typically warm. Average daily high temperature in January is about 25 degrees above zero. On average, Sakon Nakhon has 18 partly cloudy, 11 sunny, 1 rainy, and 1 cloudy day in January. The rains are usually light. January as well as December is considered the most comfortable time to visit Sakon Nakhon.