December in Naypyidaw is the coldest month of the year. In December, the weather in Naypyidaw is typically hot. Average daily high temperature in December is about 30 degrees above zero. On average, Naypyidaw has 24 sunny, 4 partly cloudy, 2 rainy, and 1 cloudy day in December. The rains are usually light. December as well as January is considered the most comfortable time to visit Naypyidaw.