Can I go to the grave on April 20th, the last day in Tomb-Sweeping Day?

You can sweep the grave on April 20. The best time to sweep graves in Tomb-Sweeping Day in 2023 is 2 March1-20 April. According to folklore experts, Tomb-Sweeping Day's going to the grave does not mean that Tomb-Sweeping Day went to the grave that day, and Tomb-Sweeping Day belongs to Tomb-Sweeping Day within 15 days. Tomb-Sweeping Day, also known as outing festival, outing festival, March festival, ancestor worship festival, etc. It was celebrated at the turn of mid-spring and late spring.