In December, the weather in Ko Samet is typically hot. Average daily high temperature in December is about 31 degrees above zero. On average, Ko Samet has 15 sunny, 9 partly cloudy, 4 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 Ko Samet.