Donglan County (simplified Chinese: 东兰县; traditional Chinese: 東蘭縣; pinyin: Dōnglán Xiàn, Zhuang: Dunghlanz Yen) is a county of northwest Guangxi, China. It is under the administration of Hechi City.
Donglan County 东兰县 • Dunghlanz Yen Tunglan | |
|---|---|
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  Donglan Location of the seat in Guangxi | |
| Coordinates: 24°31′N 107°22′E / 24.517°N 107.367°E | |
| Country | China |
| Region | Guangxi |
| Prefecture-level city | Hechi |
| County seat | Donglan Town (东兰镇) |
| Area | |
| • Total | 2,435 km2 (940 sq mi) |
| Elevation | 260 m (850 ft) |
| Population (2020) | |
| • Total | 219,549 |
| • Density | 90/km2 (230/sq mi) |
| Time zone | UTC+8 (China Standard) |
| Website | archived link |
Donglan County has given its name to the Donglan golden-line barbel (Sinocyclocheilus donglanensis), a small fish that is only known from one cave in Donglan.[1][2]
Administrative divisions
There are 6 towns, 7 townships and 1 ethnic township in the county:[3]
- Towns
Donglan Town (东兰镇), Aidong (隘洞镇), Changle (长乐镇), Sanshi (三石镇), Wuzhuan (武篆镇), Changjiang (长江镇)
- Townships
Simeng Township (泗孟乡), Lanmu Township (兰木乡), Bachou Township (巴畴乡), Jingu Township (金谷乡), Datong Township (大同乡), Huaxiang Township (花香乡), Chuxue Township (切学乡)
- Ethnic township
Sannong Yao Ethnic Township (三弄瑶族乡)
Climate
| Climate data for Donglan (1991–2020 normals, extremes 1981–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 29.0 (84.2) | 33.4 (92.1) | 35.9 (96.6) | 36.9 (98.4) | 38.1 (100.6) | 37.1 (98.8) | 38.0 (100.4) | 38.0 (100.4) | 38.2 (100.8) | 34.8 (94.6) | 32.0 (89.6) | 29.6 (85.3) | 38.2 (100.8) |
| Mean daily maximum °C (°F) | 15.5 (59.9) | 18.2 (64.8) | 21.6 (70.9) | 26.8 (80.2) | 29.9 (85.8) | 31.5 (88.7) | 32.7 (90.9) | 33.0 (91.4) | 31.1 (88.0) | 27.0 (80.6) | 23.0 (73.4) | 17.9 (64.2) | 25.7 (78.2) |
| Daily mean °C (°F) | 11.3 (52.3) | 13.6 (56.5) | 16.9 (62.4) | 21.6 (70.9) | 24.5 (76.1) | 26.4 (79.5) | 27.2 (81.0) | 26.8 (80.2) | 24.9 (76.8) | 21.1 (70.0) | 17.1 (62.8) | 12.6 (54.7) | 20.3 (68.6) |
| Mean daily minimum °C (°F) | 8.7 (47.7) | 10.8 (51.4) | 14.0 (57.2) | 18.2 (64.8) | 21.1 (70.0) | 23.4 (74.1) | 24.0 (75.2) | 23.5 (74.3) | 21.4 (70.5) | 17.9 (64.2) | 13.7 (56.7) | 9.4 (48.9) | 17.2 (62.9) |
| Record low °C (°F) | −1.0 (30.2) | 0.1 (32.2) | 2.0 (35.6) | 7.8 (46.0) | 11.2 (52.2) | 14.8 (58.6) | 17.5 (63.5) | 19.4 (66.9) | 13.2 (55.8) | 7.6 (45.7) | 2.9 (37.2) | −1.7 (28.9) | −1.7 (28.9) |
| Average precipitation mm (inches) | 38.6 (1.52) | 29.5 (1.16) | 62.4 (2.46) | 96.3 (3.79) | 232.9 (9.17) | 375.9 (14.80) | 300.7 (11.84) | 201.2 (7.92) | 114.8 (4.52) | 92.3 (3.63) | 51.6 (2.03) | 34.1 (1.34) | 1,630.3 (64.18) |
| Average precipitation days (≥ 0.1 mm) | 12.0 | 10.4 | 14.0 | 13.8 | 16.1 | 19.1 | 19.9 | 16.2 | 10.9 | 9.8 | 9.0 | 8.2 | 159.4 |
| Average snowy days | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.4 |
| Average relative humidity (%) | 79 | 78 | 78 | 78 | 81 | 85 | 84 | 84 | 82 | 82 | 81 | 78 | 81 |
| Mean monthly sunshine hours | 47.6 | 59.5 | 69.9 | 107.8 | 135.2 | 123.2 | 160.4 | 179.2 | 153.7 | 118.9 | 102.2 | 81.4 | 1,339 |
| Percent possible sunshine | 14 | 19 | 19 | 28 | 33 | 30 | 39 | 45 | 42 | 33 | 31 | 25 | 30 |
| Source: China Meteorological Administration[4][5] | |||||||||||||