January in Diyarbakir is the coldest month of the year. In January, the weather in Diyarbakir is typically cold. Average daily high temperature in January is about 5 degrees above zero. On average, Diyarbakir has 12 sunny, 11 rainy, 7 partly cloudy, and 1 cloudy day in January. The rains are usually moderate. January as well as February, March, and December is considered the most uncomfortable time to visit Diyarbakir.