Changhai County
County in Liaoning, People's Republic of China
From Wikipedia, the free encyclopedia
Changhai County (Chinese: 长海县; pinyin: Chánghǎi Xiàn; lit. 'Long-Sea County') is a county under the administration of Dalian, Liaoning province, China. It consists of several islands in the Yellow Sea and is located offshore of the Liaodong Peninsula. There are 112 small islands and reefs in the county, traditionally called the Outer Long Mountains Island Chain (Chinese: 外长山群岛; pinyin: Wàichángshān Qúndǎo). The county has an area of 156.89 square kilometres (60.58 sq mi) and a permanent population as of 2010[update] of 77,951, making it Dalian's least populous county-level division,[2] and the county government is located in the Dongshan neighborhood of the town of Dachangshandao (Chinese: 大长山岛; lit. 'Great Long-Mountain Island').
Changhai
长海县 | |
|---|---|
 Xiaoshuikou (小水口) Scenic Area in Xiaochangshan Island | |
 Location of Changhai County in Dalian | |
  Changhai Location in Liaoning | |
| Coordinates: 39°16′19″N 122°35′42″E[1] | |
| Country | People's Republic of China |
| Province | Liaoning |
| Sub-provincial city | Dalian |
| Seat | No. 1 Changhai Square, Dachangshandao (大长山岛镇长海广场1号) |
| Area | |
• Total | 156.89 km2 (60.58 sq mi) |
| Population (2020)[3] | |
• Total | 66,824 |
| • Density | 425.93/km2 (1,103.2/sq mi) |
| Time zone | UTC+8 (China Standard) |
| Postal code | 116500 |
| Division code | 210224 |
| Website | www |
Administrative divisions
Demographics
| Census | Population |
|---|---|
| 2000 | 99,532 |
| 2010 | 77,951 |
| 2020 | 66,824 |
Climate
| Climate data for Changhai, elevation 36 m (118 ft), (1991–2020 normals, extremes 1981–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 9.5 (49.1) |
11.3 (52.3) |
17.8 (64.0) |
22.3 (72.1) |
28.9 (84.0) |
34.5 (94.1) |
35.4 (95.7) |
33.4 (92.1) |
31.7 (89.1) |
26.4 (79.5) |
19.4 (66.9) |
13.0 (55.4) |
35.4 (95.7) |
| Mean daily maximum °C (°F) | −0.4 (31.3) |
1.8 (35.2) |
6.6 (43.9) |
12.7 (54.9) |
18.4 (65.1) |
22.0 (71.6) |
25.5 (77.9) |
27.1 (80.8) |
24.1 (75.4) |
17.7 (63.9) |
9.6 (49.3) |
2.3 (36.1) |
13.9 (57.1) |
| Daily mean °C (°F) | −3.7 (25.3) |
−1.4 (29.5) |
3.1 (37.6) |
9.0 (48.2) |
14.4 (57.9) |
18.7 (65.7) |
22.6 (72.7) |
24.3 (75.7) |
21.1 (70.0) |
14.6 (58.3) |
6.4 (43.5) |
−0.9 (30.4) |
10.7 (51.2) |
| Mean daily minimum °C (°F) | −6.3 (20.7) |
−4.1 (24.6) |
0.5 (32.9) |
6.1 (43.0) |
11.6 (52.9) |
16.3 (61.3) |
20.5 (68.9) |
22.2 (72.0) |
18.6 (65.5) |
11.9 (53.4) |
3.5 (38.3) |
−3.7 (25.3) |
8.1 (46.6) |
| Record low °C (°F) | −21.7 (−7.1) |
−18.1 (−0.6) |
−9.7 (14.5) |
−1.0 (30.2) |
4.6 (40.3) |
9.2 (48.6) |
14.7 (58.5) |
15.3 (59.5) |
9.4 (48.9) |
−0.4 (31.3) |
−12.5 (9.5) |
−15.6 (3.9) |
−21.7 (−7.1) |
| Average precipitation mm (inches) | 4.4 (0.17) |
9.2 (0.36) |
13.1 (0.52) |
35.0 (1.38) |
55.3 (2.18) |
79.2 (3.12) |
128.0 (5.04) |
161.6 (6.36) |
55.1 (2.17) |
31.6 (1.24) |
28.2 (1.11) |
9.1 (0.36) |
609.8 (24.01) |
| Average precipitation days (≥ 0.1 mm) | 2.8 | 3.1 | 3.4 | 6.2 | 7.7 | 8.8 | 10.7 | 8.5 | 5.5 | 5.5 | 5.1 | 3.4 | 70.7 |
| Average snowy days | 4.1 | 3.1 | 2.1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0.1 | 1.6 | 3.4 | 14.9 |
| Average relative humidity (%) | 57 | 60 | 63 | 67 | 73 | 85 | 89 | 85 | 73 | 64 | 61 | 58 | 70 |
| Mean monthly sunshine hours | 211.1 | 195.8 | 239.0 | 243.1 | 258.8 | 211.0 | 189.6 | 225.7 | 241.3 | 226.4 | 186.1 | 192.2 | 2,620.1 |
| Percentage possible sunshine | 70 | 64 | 64 | 61 | 58 | 47 | 42 | 54 | 65 | 66 | 63 | 66 | 60 |
| Source: China Meteorological Administration[5][6] | |||||||||||||
