Longzhou County

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Longzhou County
龙州县 · Lungzcouh Yen
County
Typical scene in the county, taken in July in Shangjin Township with the Zuo River in the background
Typical scene in the county, taken in July in Shangjin Township with the Zuo River in the background
Coordinates: 22°20′42″N 106°51′15″E / 22.34500°N 106.85417°E / 22.34500; 106.85417Coordinates: 22°20′42″N 106°51′15″E / 22.34500°N 106.85417°E / 22.34500; 106.85417
Country People's Republic of China
Region Guangxi
Prefecture-level city Chongzuo
Area
 • Total 2,317.8 km2 (894.9 sq mi)
Time zone China Standard (UTC+8)

Longzhou County (simplified Chinese: 龙州县; traditional Chinese: 龍州縣; pinyin: Lóngzhōu Xiàn, Zhuang: Lungzcouh Yen) is a county of southwestern Guangxi, China, bordering Cao Bằng province, Vietnam. It is under the jurisdiction of the prefecture-level city of Chongzuo.

Longzhou lies in a circular valley at the junction of the Xun and Guijiang rivers.

Geography[edit]

Longzhou has a monsoon-influenced humid subtropical climate (Köppen Cwa), with short, mild winters, and long, very hot and humid summers. Winter begins dry but becomes progressively wetter and cloudier. Spring is generally overcast and often rainy, while summer continues to be rainy though is the sunniest time of year. Autumn is sunny and dry. The monthly 24-hour average temperature ranges from 14.0 °C (57.2 °F) in January to 28.2 °C (82.8 °F) in July, and the annual mean is 22.21 °C (72.0 °F). The annual rainfall is just above 1,300 mm (51 in), a majority of which is delivered from June to August. With monthly percent possible sunshine ranging from 16% in February and March to 50% in September, the county receives 1,583 hours of bright sunshine annually.

Climate data for Longzhou County (1971–2000)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °C (°F) 18.3
(64.9)
19.5
(67.1)
23.0
(73.4)
27.7
(81.9)
31.6
(88.9)
33.0
(91.4)
33.4
(92.1)
33.0
(91.4)
31.8
(89.2)
28.8
(83.8)
24.8
(76.6)
21.4
(70.5)
27.2
(80.9)
Average low °C (°F) 11.1
(52)
12.8
(55)
16.2
(61.2)
20.3
(68.5)
23.1
(73.6)
24.7
(76.5)
24.9
(76.8)
24.6
(76.3)
23.1
(73.6)
19.8
(67.6)
15.5
(59.9)
11.7
(53.1)
19.0
(66.2)
Rainfall mm (inches) 33.4
(1.315)
33.0
(1.299)
53.3
(2.098)
86.7
(3.413)
184.5
(7.264)
217.8
(8.575)
221.5
(8.72)
216.6
(8.528)
121.7
(4.791)
77.7
(3.059)
38.1
(1.5)
19.8
(0.78)
1,304.1
(51.342)
Avg. rainy days (≥ 0.1 mm) 11.3 11.7 14.3 13.8 15.2 16.9 18.0 17.1 12.3 10.9 6.9 5.9 154.3
 % humidity 79 80 80 80 79 82 83 84 82 80 78 76 80.3
Mean monthly sunshine hours 65.7 51.9 58.2 91.8 162.8 171.7 198.0 188.5 181.7 158.3 135.9 118.2 1,582.7
Percent possible sunshine 20 16 16 24 40 43 48 47 50 44 41 36 35.4
Source: China Meteorological Administration