April in Xining is the windiest month of the year. In April, the weather in Xining is typically warm. Average daily high temperature in April is about 10 degrees above zero. On average, Xining has 15 partly cloudy, 7 sunny, 6 cloudy, and 2 rainy days in April. The rains are usually light. April as well as February, March, May, and June is considered the most uncomfortable time to visit Xining.