Summer is the14th solar term among the 24 solar terms, which usually appears around August 22nd in the Gregorian calendar, marking the end of summer and the beginning of autumn.

The word "summer heat" means that the hot summer is coming to an end and the weather is getting colder and colder. During this period, the yang spirit changed from prosperity to decline, and the growth and decline of yin and yang between heaven and earth gradually balanced. Summer solar terms are characterized by the gradual weakening of hot weather, but there will still be some hot days.

Summer solar terms are closely related to people's lives. During this period, people gradually adapted to the change of temperature, and began to slow down the pace of life and pay attention to keeping healthy. Some places will hold celebrations, such as picking fruits and holding farmers' markets. People will also start to store food at this time and make some preparations for autumn.

In addition, the summer solar term is also the harvest time for some crops. Some summer crops, such as watermelons, grapes and apples, have entered the harvest period. People can enjoy delicious fresh fruits, and at the same time, fruits will be stored and processed for autumn and winter consumption.

Summer solar terms mark the end of summer and the arrival of autumn. During this period, people gradually adjust their lifestyles, enjoy the joy of harvest, and pay attention to maintaining their health to meet the coming autumn.

The 24 solar terms are of great significance in China culture.

Agricultural significance: Twenty-four solar terms are determined according to the growth law and seasonal changes of crops, which provides an important reference for farmers to plant, harvest and manage crops. Each solar term marks the key node of crop growth, development and maturity. Farmers can reasonably arrange their agricultural activities according to the solar terms to improve the yield and quality of crops.

Natural observation: Twenty-four solar terms reflect the ancient people's observation and perception of natural changes in China. Through careful observation of astronomical phenomena, climate and natural phenomena, people can judge seasonal changes and climate characteristics and provide guidance for life and agricultural production.

Health care: The 24 solar terms are also closely related to human health and health care. According to the characteristics of different solar terms, people can adjust their diet, routine and exercise mode to adapt to seasonal changes, enhance their body resistance and prevent diseases.