January in Xinyang is the coldest month of the year. In January, the weather in Xinyang is typically cold. Average daily high temperature in January is about 6 degrees above zero. On average, Xinyang has 18 sunny, 11 partly cloudy, 1 rainy, and 1 cloudy day in January. The rains are usually light. January as well as February, July, and August is considered the most uncomfortable time to visit Xinyang.