January in Kayseri is the snowiest and the coldest month of the year. In January, the weather in Kayseri is typically cold. Average daily high temperature in January is about 1 degree above zero. On average, Kayseri has 9 sunny, 9 partly cloudy, 7 rainy, 4 cloudy, and 2 snowy days in January. The rains are usually moderate. January as well as February, March, and December is considered the most uncomfortable time to visit Kayseri.