December in Narathiwat is the rainiest and the coldest month of the year. In December, the weather in Narathiwat is typically warm. Average daily high temperature in December is about 27 degrees above zero. On average, Narathiwat has 31 rainy days in December. The rains are usually heavy. December as well as January, April, May, and June is considered the most uncomfortable time to visit Narathiwat.