What is the temperature in Dongfang City, Hainan Province for one year 12 months?

The east belongs to the tropical monsoon maritime climate zone, with distinct wet and dry seasons, less rainfall, sufficient sunshine and large evaporation. The annual average temperature is 24-25℃. 65438+ 10 monthly average temperature 18.4℃, extreme minimum temperature 1.4℃. The average temperature in July is 29℃, and the extreme maximum temperature is 38.8℃. The average daily sunshine hours reach 9.5 hours, with obvious monsoon characteristics. From June 1 1 to March of the following year, north wind and northeast wind prevail, and from April to June 1, west wind and southwest wind blow. The annual average wind speed is 4.8m/s, which is the highest in Hainan Island. The annual average rainfall is1150 mm. The rainfall in coastal areas is scarce, only about 900 mm, and the annual average evaporation is 2596.8mm, which is greater than the annual rainfall. It is the highest in Hainan Province.

location

Dongfang City is located in the southwest of Hainan Province, 2 10/0km north of Haikou and 0/80km south of Sanya. It is located between east longitude 108 36' 46 "and north latitude 109 07' 19" and north latitude 18 43' 08 ",in the lower reaches of Changhua River. It borders Ledong County in the south and southeast, Changhua River and Changjiang Li Autonomous County in the northeast, Beibu Gulf in the west, Vietnam across the sea and Limu Mountain in the north.

topography

Dongfang City is located on the Beibu Gulf in the southwest of Hainan Province. Its terrain is high in the east and low in the west, and it inclines from southeast to northwest, with mountainous hills in the southeast and plain terraces in the northwest. There are 48 mountains in the county and on the county boundary, of which 7 are above 1000 meters. There are seven landforms: mountains, valleys, hills, terraces, plains, ocean terraces and beaches. The strata are mainly composed of Lower Paleozoic, Upper Paleozoic, Mesozoic and Cenozoic. Geology is mainly composed of sandstone, granite, limestone and river alluvial. [3]

hydrology

The main rivers in Dongfang City are Changhua River, Nankai River, Ganen River, Tongtianhe River, Luodai River, Beili River, Nangang River, Nanyao River and Dongfang River.

Changhua River: Changhua River is the longest river in transit, with a domestic flow length of11km and a drainage area of 5 150Km? .

Nangang River: Nangang River originates from Ling Du, China, and flows through Nangang to Beibu Gulf.

Thanksgiving River: Thanksgiving River originates from Mengtongling at the junction of Ledong County, and flows from east to west through Tuolie Valley to Gancheng, with a total length of 60.2 kilometers.

Tongtian River: Tongtian River originated in Niu Ling, China, and entered the sea at Tiantong Port, with a flow length of 3 1.7km. The coastline of the whole territory is 84 kilometers long and twists and turns, forming eight ports and seven bays: Basuo Port, Ying Chao Port, Qianmian Port, Maling Port, Duntou Port, Xincun Port, Thanksgiving Port, Nangang and Rhoda Bay, Qianmian Bay, Duntou Bay, Zhouyulin Bay, Gancheng Bay, Zhangli Bay and Nangang Bay.