Nenjiang County

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Nenjiang County
嫩江县
County
Nenjiang as shown on a 1734 French map
Nenjiang as shown on a 1734 French map
Nenjiang is located in Heilongjiang
Nenjiang
Nenjiang
Location in Heilongjiang
Coordinates: 49°11′N 125°13′E / 49.183°N 125.217°E / 49.183; 125.217Coordinates: 49°11′N 125°13′E / 49.183°N 125.217°E / 49.183; 125.217
Country People's Republic of China
Province Heilongjiang
Prefecture-level city Heihe
County seat Nenjiang Town
Area
 • Total 15,360 km2 (5,930 sq mi)
Elevation 230 m (750 ft)
Population
 • Total 500,000
 • Density 33/km2 (84/sq mi)
Time zone China Standard (UTC+8)
Postal code 161400
Area code(s) 0456

Nenjiang County (simplified Chinese: 嫩江县; traditional Chinese: 嫩江縣; pinyin: Nènjiāng Xiàn) is a county under the administration of Heihe City in northwestern Heilongjiang province, China. It is located on the river of the same name (Nen River), which also forms part of the provincial border with Inner Mongolia, more than 200 kilometres (120 mi) southwest of the urban area of Heihe. The county seat is a town of the same name (嫩江镇).

Land area 15,360 square kilometres (5,930 sq mi), population 500,000.

History[edit]

Nenjiang town (also known as Mergen at the time) was the capital (seat of the Military Governor) of Heilongjiang Province in 1690-1699.[1]

Geography and climate[edit]

Nenjiang has a monsoon-influenced humid continental climate (Köppen Dwb), with long, harsh, but dry winters, and short, warm summers. The monthly 24-hour average temperature ranges from −24.1 °C (−11.4 °F) in January to 20.9 °C (69.6 °F) in July; the year averages out at only 0.38 °C (32.7 °F). Around 80% of the annual precipitation occurs from June to September. With monthly percent possible sunshine ranging from 53% in July to 74% in February, sunshine is generous year-round, totalling 2,726 hours annually.

Climate data for Nenjiang County (1971−2000)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °C (°F) −17.3
(0.9)
−10.8
(12.6)
−0.9
(30.4)
10.9
(51.6)
19.7
(67.5)
25.0
(77)
26.5
(79.7)
24.5
(76.1)
18.5
(65.3)
8.6
(47.5)
−5
(23)
−15.2
(4.6)
7.0
(44.7)
Average low °C (°F) −30.1
(−22.2)
−26.1
(−15)
−15.2
(4.6)
−3.1
(26.4)
4.6
(40.3)
11.7
(53.1)
15.5
(59.9)
12.9
(55.2)
5.4
(41.7)
−4
(25)
−17
(1)
−26.9
(−16.4)
−6
(21.2)
Precipitation mm (inches) 3.1
(0.122)
2.3
(0.091)
4.8
(0.189)
21.5
(0.846)
32.0
(1.26)
84.4
(3.323)
143.6
(5.654)
105.2
(4.142)
61.7
(2.429)
22.3
(0.878)
6.4
(0.252)
4.7
(0.185)
492.0
(19.37)
Avg. precipitation days (≥ 0.1 mm) 6.4 4.1 4.6 7.5 8.3 13.2 14.3 13.1 9.8 6.8 5.5 7.3 100.9
 % humidity 73 69 59 51 48 66 78 79 72 61 67 73 66.3
Mean monthly sunshine hours 179.3 209.1 257.5 239.4 281.9 279.0 258.6 257.5 225.2 208.1 175.0 155.3 2,725.9
Percent possible sunshine 67 74 70 59 60 58 53 58 60 62 64 61 62.2
Source: China Meteorological Administration

References[edit]

  1. ^ Edmonds, Richard Louis (1985). Northern Frontiers of Qing China and Tokugawa Japan: A Comparative Study of Frontier Policy. University of Chicago, Department of Geography; Research Paper No. 213. pp. 115–117. ISBN 0-89065-118-3.