Sunwu County

Sunwu County (simplified Chinese: 孙吴县; traditional Chinese: 孫吳縣; pinyin: Sūnwú Xiàn) is a county under the administration of Heihe City in the north of Heilongjiang province, China, situated on the bank of Amur River, which demarcates the Sino-Russian border. The length of border line within Sunwu county is 36 km (22 mi).

Sunwu County
孙吴县
County
Sunwu is located in Heilongjiang
Sunwu
Sunwu
Location in Heilongjiang
Coordinates: 49°26′N 127°20′E
CountryPeople's Republic of China
ProvinceHeilongjiang
Prefecture-level cityHeihe
Township-level divisions1 subdistrict
2 towns
9 townships
County seatSunwuchengqu Subdistrict (孙吴城区街道)
Area
 • Total4,448 km2 (1,717 sq mi)
Elevation
226 m (741 ft)
Population
 (2005)
 • Total104,717
 • Density24/km2 (61/sq mi)
Time zoneUTC+8 (China Standard)
Postal code
164200
Area code0456

Sunwu County is surrounded by Lesser Khingan Mountains, and its forest coverage is 45%. The urbanization level is 40%.

Geography and climate
Sunwu (labelled as Sun-wu 孫吳) (1951)

Sunwu County has a monsoon-influenced humid continental climate (Köppen Dwb) with very warm, humid summers and severely cold, extremely dry winters. The monthly 24-hour average temperature ranges from −23.3 °C (−9.9 °F) in January to 20.4 °C (68.7 °F), while the annual mean is +0.18 °C (32.3 °F). More than three-fourths of the annual precipitation occurs from June to September. With monthly percent possible sunshine ranging from 52% in July to 73% in February, the area receives 2,576 hours of bright sunshine annually.

Climate data for Sunwu (1991–2020 normals, extremes 1971–2010)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 1.6
(34.9)		 6.0
(42.8)		 19.0
(66.2)		 26.9
(80.4)		 34.6
(94.3)		 38.7
(101.7)		 36.2
(97.2)		 34.1
(93.4)		 32.3
(90.1)		 26.2
(79.2)		 11.5
(52.7)		 1.6
(34.9)		 38.7
(101.7)
Average high °C (°F) −14.7
(5.5)		 −9.2
(15.4)		 −0.5
(31.1)		 10.6
(51.1)		 19.3
(66.7)		 24.8
(76.6)		 27.0
(80.6)		 24.7
(76.5)		 19.0
(66.2)		 9.1
(48.4)		 −4.5
(23.9)		 −14.3
(6.3)		 7.6
(45.7)
Daily mean °C (°F) −22.5
(−8.5)		 −17.7
(0.1)		 −7.6
(18.3)		 4.1
(39.4)		 12.3
(54.1)		 18.3
(64.9)		 21.2
(70.2)		 18.8
(65.8)		 12.0
(53.6)		 2.6
(36.7)		 −10.6
(12.9)		 −20.9
(−5.6)		 0.8
(33.5)
Average low °C (°F) −28.1
(−18.6)		 −24.7
(−12.5)		 −14.5
(5.9)		 −2.5
(27.5)		 4.7
(40.5)		 11.4
(52.5)		 15.6
(60.1)		 13.4
(56.1)		 5.6
(42.1)		 −3.1
(26.4)		 −15.8
(3.6)		 −26
(−15)		 −5.3
(22.4)
Record low °C (°F) −48.1
(−54.6)		 −44.8
(−48.6)		 −39.9
(−39.8)		 −22.2
(−8.0)		 −11.5
(11.3)		 −2.0
(28.4)		 3.2
(37.8)		 −1.6
(29.1)		 −11.7
(10.9)		 −27.9
(−18.2)		 −36.2
(−33.2)		 −43.3
(−45.9)		 −48.1
(−54.6)
Average precipitation mm (inches) 5.5
(0.22)		 5.6
(0.22)		 9.7
(0.38)		 21.5
(0.85)		 48.5
(1.91)		 94.8
(3.73)		 139.4
(5.49)		 120.4
(4.74)		 65.3
(2.57)		 27.5
(1.08)		 11.4
(0.45)		 8.4
(0.33)		 558
(21.97)
Average precipitation days (≥ 0.1 mm) 7.4 4.8 5.8 7.2 11.3 13.5 15.1 14.4 10.7 7.4 7.6 7.7 112.9
Average snowy days 10.4 7.1 7.5 4.9 0.5 0 0 0 0.1 4.4 9.8 10.4 55.1
Average relative humidity (%) 72 68 61 54 56 70 79 81 72 63 69 73 68
Mean monthly sunshine hours 161.3 198.7 240.5 229.9 244.2 241.2 230.2 220.0 212.2 185.5 155.6 137.8 2,457.1
Percent possible sunshine 60 69 65 55 51 50 48 50 57 56 58 55 56
Source 1: China Meteorological Administration[1][2]
Source 2: Weather China[3]

Administrative divisions

There are two towns and nine townships in the county:[4][5]

Towns:

  • Sunwu (孙吴镇), Chenqing (辰清镇)

Townships:

  • Xixing Township (西兴乡), Yanjiang Manchu Township (沿江满族乡), Yaotun Township (腰屯乡), Woniuhe Township (卧牛河乡), Qunshan Township (群山乡), Fendou Township (奋斗乡), Hongqi Township (红旗乡), Zhengyangshan Township (正阳山乡), Qingxi Township (清溪乡)

Transport

References
  1. 中国气象数据网 – WeatherBk Data (in Simplified Chinese). China Meteorological Administration. Retrieved 5 July 2023.
  2. 中国气象数据网 (in Simplified Chinese). China Meteorological Administration. Retrieved 5 July 2023.
  3. 孙吴 - 气象数据 -中国天气网 (in Chinese). Weather China. Retrieved 28 November 2022.
  4. 2011年统计用区划代码和城乡划分代码：孙吴县 (in Chinese). National Bureau of Statistics of the People's Republic of China. Retrieved 2013-02-16.
  5. "国家统计局" (in Chinese). National Bureau of Statistics of the People's Republic of China. Retrieved 2021-12-07.
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