Tongde County

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Tongde County
同德县
County
Tongde is located in Qinghai
Tongde
Tongde
Location in Qinghai
Coordinates: 35°00′N 100°30′E / 35.000°N 100.500°E / 35.000; 100.500Coordinates: 35°00′N 100°30′E / 35.000°N 100.500°E / 35.000; 100.500
Country People's Republic of China
Province Qinghai
Autonomous prefecture Hainan
Time zone China Standard (UTC+8)

Tongde County (simplified Chinese: 同德县; traditional Chinese: 同德縣; pinyin: Tóngdé Xiàn) is a county of Qinghai province, China. It is under the administration of Hainan Tibetan Autonomous Prefecture.

Geography[edit]

Tongde County has an alpine subarctic climate (Köppen Dwc), with long, very cold and winters, and short, rainy, mild summers. Average low temperatures are below freezing from mid/late September to mid May; however, due to the wide diurnal temperature variation (at an average 16.9 °C or 30.4 °F), only January has an average high that is below freezing. Despite frequent rain during summer, when a majority of days sees rain, no month has less than 50% of possible sunshine; with monthly percent possible sunshine ranging from 51% in June to 81% in November, the county seat receives 2,806 hours of bright sunshine annually. The monthly 24-hour average temperature ranges from −13.1 °C (8.4 °F) in January to 11.5 °C (52.7 °F) in July, while the annual mean is 0.45 °C (32.8 °F). Over 70% of the annual precipitation of 431 mm (17.0 in) is delivered from June to September.

Climate data for Tongde County (1971−2000)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °C (°F) −1.2
(29.8)
1.9
(35.4)
6.7
(44.1)
11.3
(52.3)
14.3
(57.7)
16.4
(61.5)
18.4
(65.1)
18.8
(65.8)
14.8
(58.6)
10.1
(50.2)
4.4
(39.9)
0.5
(32.9)
9.7
(49.5)
Average low °C (°F) −22.4
(−8.3)
−17.9
(−0.2)
−11.6
(11.1)
−6
(21)
−0.1
(31.8)
3.5
(38.3)
5.1
(41.2)
4.2
(39.6)
0.6
(33.1)
−5.9
(21.4)
−15.4
(4.3)
−21
(−6)
−7.2
(19)
Precipitation mm (inches) 2.8
(0.11)
3.7
(0.146)
7.9
(0.311)
19.6
(0.772)
55.4
(2.181)
84.7
(3.335)
99.6
(3.921)
73.2
(2.882)
57.7
(2.272)
22.4
(0.882)
2.9
(0.114)
1.5
(0.059)
431.4
(16.985)
Avg. precipitation days (≥ 0.1 mm) 3.5 3.8 6.3 7.9 15.3 18.0 19.3 16.3 14.2 7.7 2.1 1.7 116.1
 % humidity 43 40 40 47 59 68 73 72 71 63 51 42 55.8
Mean monthly sunshine hours 235.2 216.9 234.2 248.4 242.6 221.4 230.4 247.9 204.1 231.4 249.7 243.8 2,806
Percent possible sunshine 76 71 64 64 56 51 52 60 55 66 81 80 63
Source: China Meteorological Administration

See also[edit]