January in Marmaris is the rainiest, the windiest, and the coldest month of the year. In January, the weather in Marmaris is typically warm. Average daily high temperature in January is about 12 degrees above zero. On average, Marmaris has 14 rainy, 14 sunny, and 3 partly cloudy days in January. The rains are usually heavy. January as well as February is considered the most uncomfortable time to visit Marmaris.