December in Prachuap Khiri Khan is the coldest month of the year. In December, the weather in Prachuap Khiri Khan is typically hot. Average daily high temperature in December is about 29 degrees above zero. On average, Prachuap Khiri Khan has 15 sunny, 8 partly cloudy, 5 rainy, and 3 cloudy days in December. The rains are usually light. December as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Prachuap Khiri Khan.