January in Trat is the sunniest month of the year. In January, the weather in Trat is typically hot. Average daily high temperature in January is about 29 degrees above zero. On average, Trat has 14 partly cloudy, 11 sunny, 4 cloudy, and 2 rainy days in January. The rains are usually light. January as well as February and December is considered the most comfortable time to visit Trat.