1, the summer solar term is the hottest period of the year, just before and after the "middling" in the "dog days". Climate characteristics: high temperature and extreme heat. Fighting refers to C; The ecliptic of Sun dao is120; Gregorian calendar on July 22-24. The summer heat is the hottest solar term in a year, and the exchange of damp and heat reaches its peak at this time.

2. Great summer heat, one of the 24 solar terms, is the last solar term in summer. Fighting refers to C; The solar ecliptic is120; Gregorian calendar on July 22-24. "Summer heat" means heat, and great summer heat means extreme heat. The summer heat is hotter than the summer heat, and it is the hottest solar term in a year. At this time, the "hot and humid steaming" reaches its peak. Climatic characteristics of the great summer: high temperature and scorching heat, frequent thunderstorms and typhoons.

3. Monsoon climate is the main feature of China's climate. In summer, it is affected by warm and humid airflow from the ocean, and many places in China are hot, humid and rainy. At this time, the sunshine is fierce, the temperature is high, the humidity is wet and the rain is rainy. Although it is hard to avoid the pain of damp and heat, it is very beneficial to the growth of crops, and the crops grow fastest during this period. Every year in late July (after the solar term of the Great Summer), the subtropical monsoon rain belt moves to North China-Northeast China, and the rainy season from late July to early August (referred to as "seven falls and eight rises") is the rainy season in North China, Northeast China and other northern regions; However, the northwest region is the arid region with the least annual precipitation in China because it lives inland and is far away from the ocean.