January in Nonthaburi is the sunniest month of the year. In January, the weather in Nonthaburi is typically hot. Average daily high temperature in January is about 29 degrees above zero. On average, Nonthaburi has 16 partly cloudy, 11 sunny, 2 rainy, and 2 cloudy days in January. The rains are usually moderate. January as well as December is considered the most comfortable time to visit Nonthaburi.