The geographical environment of longhu district

The landform of Shantou longhu district is dominated by delta alluvial plain, accounting for 63.62% of the city's area, followed by hills and mountains, accounting for 30.40% of the country's land area, and terraces account for 5.98% of the total area.

Longhu district is located in the coastal alluvial plain between Lianhua Mountain in eastern Guangdong and the South China Sea. The terrain in the territory inclines from northwest to southeast. From northwest to southeast, the whole terrain is in turn low mountains and Zhongshan-hills, terraces or terraces-alluvial plains or marine plains-sand ridges and sea cliffs at the front of the coast-islands. Shantou belongs to the subtropical zone, between the equatorial low pressure zone and the subtropical high pressure zone, and at the southern edge of the northeast trade wind zone. Shantou is located at the southeast end of the Eurasian continent, on the west coast of the Pacific Ocean, near the South China Sea. It is often northerly in winter and southerly or southeasterly in summer, which has obvious monsoon climate characteristics.

The Tropic of Cancer passes through the northern part of Shantou City. The city belongs to the tropical maritime climate of South Asia. Mild and humid, sunny, abundant rain, long frost-free period, wet spring rain; In early summer, the temperature rises and changes, and there are often heavy rains. In midsummer, although it is hot and less hot, it is often hit by typhoons. Autumn is cool and dry, the weather is sunny, and the temperature drops obviously; There is no severe cold in winter, but it is cold for a short time.

The annual sunshine time is 2000-2500 hours, and the shortest sunshine time is in March. The annual rainfall 1300- 1800 mm, mostly concentrated in April-September. The annual average temperature is 2 1℃-22℃, and the lowest temperature is above 0℃; The highest temperature is 36℃-40℃, which mostly occurs from mid-July to early August when it is controlled by the Pacific subtropical high. There are occasional short-term frosts in winter.