Changshu, nicknamed "Qinchuan", is a county-level city under the jurisdiction of Jiangsu Province. It is hosted by Suzhou City and located in the southeast of Jiangsu Province, on the south bank of the lower reaches of the Yangtze River. The area is low-lying and densely covered with water networks. It is located in the temperate zone and belongs to the subtropical monsoon maritime climate. By the end of 20021,there were 8 towns and 6 streets in the city, with a total area of 1276.32 square kilometers. By the end of 2022, the permanent population of the city was 6.5438+0.6924 million.

In the sixth year of Liang Datong in the Southern Dynasty (540), Changshu County was established in the land of Nansha, and Nansha City (now Fushan in Yuhai Town) was established in the county, hence the name of Changshu County. Changshu city is named "Changshu" because of its fertile soil and no floods and droughts all year round. It is a national historical and cultural city, located in the water town in the south of the Yangtze River, and is known as the "blessed land in the south of the Yangtze River" and one of the birthplaces of Wu culture. It is also an excellent tourist city in China, an international garden city, a national ecological city and the first batch of international wetland cities in the world.

Topographic and climatic characteristics:

Changshu is a low-lying city with interwoven water networks, with an altitude of 3-7 meters. The southern part of the territory is low-lying, belonging to the Taihu Lake water network plain, with a minimum of 2.5 meters in some areas; The northwest and northeast are slightly higher, belonging to the alluvial plain of the Yangtze River. The hills in the territory mainly include Yushan, Gushan and Fushan. Among them, Yushan is the most, with an altitude of 263 meters and a ridge of 6400 meters long.

Changshu is located in the temperate zone, with a subtropical monsoon maritime climate, four distinct seasons, mild climate and abundant rainfall. The annual average temperature of 20 15 16.9℃ and the annual extreme maximum temperature of 38.3℃ appeared on August 3rd. The annual extreme minimum temperature is -3.3℃, appearing at 1.2. The annual precipitation is1615.3mm, which is the largest since the establishment of Changshu Station, and is 479.7mm more than the historical average (the historical average is1135.6mm).

Plum blossom is normal in 20 15 years, slightly later; Plums grow for 28 days; The amount of plum rain is 6 14 mm, which is abnormally high. The annual sunshine hours are171.3 hours, which is 102.6 hours less than the historical average (the historical average is 18 13.9 hours), and the annual sunshine percentage is 39%.

The above contents refer to Baidu Encyclopedia-Changshu City.