19491June14th, Guangzhou was liberated and became a municipality directly under the central government.
1950, Guangzhou was changed to the leadership of the Central South Military and Political Committee.
1954, Guangzhou was placed under the leadership of Guangdong Province and changed to a provincial city and the capital of Guangdong Province.
In September of 20021year, according to the seventh national census, Guangzhou was listed as a megacity.
Guangzhou is located in the south of China, the south-central part of Guangdong Province and the northern edge of the Pearl River Delta. It is the confluence of Xijiang River, Beijiang River and Dongjiang River, near the South China Sea in China. Bordering Boluo and Longmen counties in the east, Sanshui, Nanhai and Shunde in the west, Qingyuan, Fogang and Xinfeng counties in the north, Dongguan and Zhongshan in the south, facing Hong Kong and Macao across the sea, it is the "southern gate" of China and the core city of Guangfo metropolitan area, Guangdong, Hong Kong and Macao metropolitan area and Pearl River Delta metropolitan area.
Guangzhou is a hilly area, high in the northeast and low in the southwest, with mountains facing the sea at its back. The northern part is a hilly area with concentrated forests. The highest peak is the paradise top at the junction of Conghua District and Longmen County in the north, with an altitude of 12 10 meters. The northeast is a middle and low mountain, and it is known as Baiyun Mountain as the "city lung". The central part is a hilly basin and the southern part is a coastal alluvial plain, which is an integral part of the Pearl River Delta.
Guangzhou belongs to the maritime subtropical monsoon climate, characterized by warm and rainy, sufficient light and heat, long summer and short frost period. The annual average temperature is 20℃ to 22℃, which is one of the largest cities with the smallest annual average temperature difference in China. The hottest month in a year is July, with an average monthly temperature of 28.7℃. The most frequent month in Leng Yue is June 5438+ 10, and the monthly average temperature ranges from 9℃ to 16℃. The average relative humidity is 77%, and the annual rainfall in urban areas is about 1720mm. April-June is the rainy season, and there are many typhoons in July-September. The temperature is moderate in June 5438+ 10, June 5438+10, March, and it is cool in June 5438+February to February. The same period of water and heat throughout the year, abundant rainfall, is conducive to plant growth. It is a "Flower City" with evergreen seasons and numerous flowers.