Haikou: The annual average temperature is 23.9℃, the highest temperature is July, the monthly average temperature is 28.65438 0℃, the extreme maximum temperature is 40.5℃, the minimum temperature is 65438 0.3℃, and the extreme minimum temperature is 2.8℃.

Haikou is located in the tropics with diverse tropical resources. It is a southern coastal city with beautiful natural scenery along the coast. It has a history of thousands of years since the opening of the port in the Northern Song Dynasty. Haikou was founded on February 9, 1926, and was liberated on April 23, 1950. 1988 April 13, Hainan established a provincial special economic zone, and Haikou became the capital of Hainan province.

Extended data:

Location context

Haikou City is located in the north of Hainan Island, bordering Qiongzhou Strait in the north, and facing Hai 'an Town of Guangdong Province by 18 nautical mile. Wenchang city in the east; It borders Wenchang City and Ding 'an County in the south and Chengmai County in the west. Haikou City starts from the old village of Dapo Town in the east and reaches Punan Village of Xixiu Town in the west, with a distance of 60.6 kilometers between the two ends; It starts from Wuchang Village, Dapo Town in the south and reaches the sea in the north, with a distance of 62.5 kilometers between the two ends. The total area of the city is 3 145.93 square kilometers, of which the land area is 2284.49 square kilometers, the sea area is 8610.44 square kilometers, and the coastline 136.23 kilometers?

Climatic conditions

Haikou City is located in the northern edge of the tropical zone with low latitude and belongs to the tropical monsoon climate. There is no cold in winter, no heat in summer, evergreen all the year round, warm and comfortable. The sunshine time is long all year round, and the radiation energy is large. The annual average sunshine hours are more than 2000 hours, and the solar radiation can reach 1 1 ~ 120000 kcal. The annual average temperature is 24.3℃, the highest average temperature is about 28℃, and the lowest average temperature is about 18℃. The annual average precipitation is 2067mm, and the annual average evaporation is 1834mm. The annual wind direction is mainly southeast wind and northeast wind, with an average annual wind speed of 3.4m/s. ..

topography

Haikou city is flat and has a slightly longer heart shape. Nandujiang is the longest river in Hainan Island, passing through the center of Haikou. The eastern part of Nandu River is slightly inclined from south to north, and the western part of Nandu River is inclined from north to south. It is high in the northwest and southeast, low along Nandu River in the middle, and mostly coastal plains in the north. Except Ma 'anling in Shishan Town (222.8m above sea level), Jiuzhouling in Jiuzhou Town (199.9m), Riziling in Jiazi Town (17 1 m) and Leihuling in Yongxing Town (168.3m), the city is relatively high. Ma 'anling is the highest point in this city. The surface is mainly quaternary basic volcanic rocks and quaternary loose sediments, with a large distribution area. The coastal terrace landform is dominant, and the typical volcanic landform is dominant in the west. Urban landforms are basically divided into northern coastal plains, central areas along the Yangtze River, eastern and southern Taiwan Province areas, and western lava platform areas.

References:

Baidu Encyclopedia-Haikou Climate