April in Zigong is the cloudiest month of the year. In April, the weather in Zigong is typically warm. Average daily high temperature in April is about 22 degrees above zero. On average, Zigong has 24 rainy, 3 sunny, and 3 cloudy days in April. The rains are usually heavy. April as well as January, March, May, and June is considered the most uncomfortable time to visit Zigong.