December in Phan Rang–Thap Cham is the windiest month of the year. In December, the weather in Phan Rang–Thap Cham is typically warm. Average daily high temperature in December is about 26 degrees above zero. On average, Phan Rang–Thap Cham has 17 cloudy, 5 rainy, 5 partly cloudy, and 4 sunny days in December. The rains are usually heavy.