December in Adana is the rainiest month of the year. In December, the weather in Adana is typically warm. Average daily high temperature in December is about 15 degrees above zero. On average, Adana has 17 sunny, 8 partly cloudy, and 6 rainy days in December. The rains are usually heavy. December as well as January, July, and August is considered the most uncomfortable time to visit Adana.