September 2022 10, September 29, 2023, etc. September 10, 2022 is the fifteenth day of the eighth lunar month, the Mid-Autumn Festival, and Saturday. September 29th, 2023 is the 15th day of the eighth lunar month, the Mid-Autumn Festival, and Friday. The Mid-Autumn Festival falls on the 15th day of the eighth lunar month every year. According to "Zhou Li", there have been activities in the Zhou Dynasty, such as "Mid-Autumn Night to Welcome the Cold" and "Autumn Equinox and Evening Moon (Yue Bai)". In the middle of August of the lunar calendar, it is also the harvest of autumn grain. People hold a series of ceremonies and celebrations to thank the gods for their protection, which is called "Autumn Newspaper". In the Mid-Autumn Festival, the temperature is cool but not cold, the sky is crisp and the moon is bright, which is the best season to watch the moon. Therefore, the composition of the festival was gradually replaced by the appreciation of the moon, and the color of the sacrifice gradually faded, but this festival continued and was given new meaning. During the Northern Song Dynasty, August 15th was officially designated as the Mid-Autumn Festival.