【Climate】

In 2023, the average temperature of Beihai City ranged from 23.8 to 24.3°C. Compared with the previous year, it was 0.6°C higher in Beihai City, 0.8°C higher in Weizhou Island, and 0.9°C higher in Hepu County. Annual precipitation ranged from 1956.5 mm to 3232.9 mm, 77% higher in Beihai City, 35% higher in Weizhou Island and 45% higher in Hepu County compared with the previous year. The number of sunshine hours ranged from 1,577.5 hours to 2014.9 hours, compared with the previous year, Beihai City had a deviation of 43.3 hours, Weizhou Island had a deviation of 213.8 hours, and Hepu County had a deviation of 394.6 hours. Compared with the previous year, the annual temperature and air temperature were on the high side, and the precipitation was on the high side, while the sunshine hours were on the low side. During the year, the flood season (April-September) was a waterlogged year, and the total rainfall during the flood season was 5.6% more than the same period of the previous year in the urban area of Beihai, 2.6% more than that in Hepu County, and 1.3% more than that in Weizhou Island. Among them, the total rainfall in the first flood season (April-June) was 1.11% more than the same period of the previous years, Beihai urban area was 1.11% more than the same period of the previous years, Hepu County was 30% more than the same period of the previous years and Weizhou Island was 1.7% more than the same period of the previous years; and the total rainfall in the second flood season (July-September) was 30% more than the same period of the previous years, Beihai urban area was 0.3% more than the same period of the previous years, Hepu County was 0.3% more than the same period of the previous years and Weizhou Island was 1.2% more than the previous period. The average temperatures during the flood season were 0.3℃ higher in Beihai City, 0.5℃ higher in Hepu County, and 0.6℃ higher on Weizhou Island (0.2℃ to 0.5℃ higher during the first flood season, and 0.4℃ to 0.6℃ higher during the second flood season). Throughout the year, the city experienced 7 heavy rainfall weather processes, and the short-term precipitation extremes of the precipitation processes were strong, with the 6-hour precipitation of 440.5 mm (data from the Stone Town Observatory) on 8-9 June breaking through the historical extremes in Guangxi. During the year, there were three typhoons affecting Beihai City (numbered tropical cyclones entering north of 18°N and west of 112°E affecting Beihai City), of which the 12-hour precipitation of 641.2 mm (data from Yaping Observatory) and the 24-hour precipitation of 780.3 mm (data from Yaping Observatory) on 25-26 October exceeded the historical extreme value of Guangxi during the impact of Typhoon Samba. The 12-hour precipitation of 641.2 mm (data from Yaping Observatory) and 24-hour precipitation of 780.3 mm (data from Yaping Observatory) both exceeded the historical extreme value in Guangxi.

[Hydrology] 

Beihai City has abundant rainfall, and river runoff is mainly formed by rainfall. There are 23 rivers in the city with watersheds larger than 50 square kilometres, with a total length of 1,081 kilometres and a river network density of 0.076 kilometres/square kilometre. The Nanliujiang River is the largest river in Beihai City, with a watershed area of 1381.2 square kilometres. In 2023, the water entering the Changle Station of the Nanliujiang River was 8.076 billion cubic metres. The annual runoff of the city's rivers is 5.362 billion cubic metres (including 1.658 billion cubic metres in the municipal area and 3.704 billion cubic metres in Hepu County), with a depth of 1,606.8 millimetres. The flood season is from April to September, with runoff accounting for 60% of the annual runoff, and the runoff in September and October accounting for 42%; the dry season is from November to February, with the dry season from November to February. The flood season is from April to September, and the runoff in September and October accounts for 42% of the annual runoff; the dry season is from November to February, and the runoff in the dry season accounts for about 8% of the annual runoff.

[Population]

 At the end of 2023, Beihai City had a household population of 1,839,800, of which 702,200 were urban residents and 1,139,600 were rural residents, with an urbanisation rate of 38.06%. Haicheng District has a household population of 337,500, of which 324,000 are urban households and 13,500 are rural households, with an urbanisation rate of 96.00%. Yinhai District has a household population of 202,000, of which 93,600 are urban households and 108,400 are rural households, with an urbanisation rate of 46.33%. Tieshangang District has a household population of 192,000, of which 25,400 are urban households and 166,600 are rural households, with an urbanisation rate of 13.22%. Hepu County has a household population of 1,108,200, of which 257,200 are urban households and 851,000 are rural households, with an urbanisation rate of 23.21%. Beihai City has a resident population of 1,888,400, of which 1,140,200 are urban residents and 746,400 are rural residents, with an urbanisation rate of 60.47%. Haicheng District has a resident population of 537,800, including 527,100 urban residents and 10,700 rural residents, with an urbanisation rate of 98.01%. Yinhai District has a resident population of 323,200, including 237,200 urban residents and 86,000 rural residents, with an urbanisation rate of 73.39%. Tieshangang District has a resident population of 149,000, including 30,100 urban residents and 118,900 rural residents, with an urbanisation rate of 20.20%. Hepu County had a resident population of 878,400, of which 347,600 were urban residents and 530,800 were rural residents, with an urbanisation rate of 39.57%. During the year, the birth rate of Beihai City was 8.06‰, the death rate was 6.74‰, and the natural growth rate was 1.32‰.

【Administrative divisions】 

In 2023, Beihai City was one of the 14 prefecture-level cities in the Guangxi Zhuang Autonomous Region, with Haicheng District, Yinhai District, Tieshangang District and Hepu County under its jurisdiction, 22 towns, 1 township, 7 streets, 336 village committees and 95 community neighbourhood committees. The People's Government of Beihai City is located in Heping Road, Haicheng District. Haicheng District has 7 streets, namely, Dongjie Street, Zhongjie Street, Xijie Street, Haijiao Street, Dijiao Street, Gaode Street and Yima Street, and Weizhou Town. Yinhai District, under the jurisdiction of Fucheng Town, Yintan Town, Pingyang Town, Qiaogang Town 4 towns. Tieshangang District, under the jurisdiction of Nankang Town, Yingpan Town, Xinggang Town 3 towns. Hepu County, under the jurisdiction of Shatian Township, Shankou Township, Baisha Township, Gongguan Township, Zhakou Township, Changle Township, Shikang Township, Shiwan Township, Lianzhou Township, Xiba Township, Shagang Township, Dangjiang Township, Wujia Township, Xingdao Lake Township 14 towns and Quzhang Township.

【Ethnicity】

Beihai is a multi-ethnic region, with a predominantly Han Chinese population and a relatively small ethnic minority population. in 2023, the city's ethnic minority household population was 45,000, and there were three ethnic minorities with populations of more than 1,000 (household): the Zhuang, the Manchu, and the Yao. The Seventh National Population Census identified 46 ethnic minorities in Beihai, namely the Mongols, Hui, Tibetans, Uyghurs, Miao, Yi, Zhuang, Buyi, Koreans, Manchu, Dong, Yao, Bai, Tujia, Hani, Kazakh, Dai, Li, Lisu, Wa, She, Gaoshan, Lahu, Shui, Dongxiang, Naxi, Jingpo and Tu, Daur, Mulao, Qiang, Brown, Salar, Maonan, Gelao, Sibe, Achang, Pumi, Nu, Russian, Ewenke, Baoan, Yugu, Jing, Oroqen, Hezhen.