Huailai County 怀来县 | |
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 Location in Zhangjiakou | |
  Huailai Location of the seat in Hebei | |
| Coordinates:40°25′N115°31′E / 40.417°N 115.517°E /40.417; 115.517 | |
| Country | People's Republic of China |
| Province | Hebei |
| Prefecture-level city | Zhangjiakou |
| County seat | Shacheng |
| Area | |
• Total | 1,793 km2 (692 sq mi) |
| Population (2020 census) | |
• Total | 348,746 |
| • Density | 194.5/km2 (503.8/sq mi) |
| Time zone | UTC+8 (China Standard) |
| Postal code | 075400 |
| Area code | 0313 |
| Website | huailai |
Huailai (simplified Chinese:怀来县;traditional Chinese:懷來縣;pinyin:Huáilái Xiàn) is acounty in northwesternHebei province, People's Republic of China, under the administration of theprefecture-level city ofZhangjiakou.
Huailai County is a center forgrape wine production, with theChina Great Wall Wine Company, Ltd. headquartered in the town ofShacheng.[1] Huailai Tianyuan Special Type Glass Co., Ltd. is also located in Huailai County.[2]
Huailai County is located in the eastern part of Zhangjiakou prefecture, with latitude ranging from 40° 04′ to 40° 35′ N and longitude 115° 16′ to 115° 58′ E. It contains the upper reaches of theYongding River and bordersBeijing Municipality. It is 87 kilometres (54 mi) east-southeast of the urban area of Zhangjiakou and 120 kilometres (75 mi) west-northwest of Beijing city proper.
Huailai County has amonsoon-influenced,continentalsemi-arid climate (KöppenBSk), with cold, dry, and windy winters and hot, humid summers, with temperatures slightly warmer than Zhangjiakou due to the more southerly location but still significantly cooler than in Beijing due to the high elevation. The monthly 24-hour average temperature ranges from −7.0 °C (19.4 °F) in January to 24.8 °C (76.6 °F) in July, and the annual mean is 10.01 °C (50.0 °F). A majority of the annual rainfall occurs in July and August alone. With monthly percent possible sunshine ranging from 60% in July to 73% in January and February, sunshine is abundant year-round, totalling about 3,030 hours annually.
| Climate data for Huailai County, elevation 571 m (1,873 ft), (1991–2020 normals, extremes 1971-present) | |||||||||||||
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| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 10.1 (50.2) | 17.2 (63.0) | 29.0 (84.2) | 34.3 (93.7) | 38.2 (100.8) | 39.1 (102.4) | 41.7 (107.1) | 37.8 (100.0) | 36.7 (98.1) | 29.6 (85.3) | 20.9 (69.6) | 15.4 (59.7) | 41.7 (107.1) |
| Mean daily maximum °C (°F) | −0.9 (30.4) | 3.7 (38.7) | 11.1 (52.0) | 19.5 (67.1) | 25.9 (78.6) | 29.6 (85.3) | 30.7 (87.3) | 29.4 (84.9) | 24.9 (76.8) | 17.3 (63.1) | 7.7 (45.9) | 0.4 (32.7) | 16.6 (61.9) |
| Daily mean °C (°F) | −6.7 (19.9) | −2.8 (27.0) | 4.2 (39.6) | 12.4 (54.3) | 19.0 (66.2) | 23.0 (73.4) | 24.9 (76.8) | 23.4 (74.1) | 18.0 (64.4) | 10.5 (50.9) | 1.8 (35.2) | −5.0 (23.0) | 10.2 (50.4) |
| Mean daily minimum °C (°F) | −11.1 (12.0) | −7.9 (17.8) | −1.6 (29.1) | 6.0 (42.8) | 12.4 (54.3) | 17.2 (63.0) | 19.9 (67.8) | 18.3 (64.9) | 12.4 (54.3) | 5.2 (41.4) | −2.7 (27.1) | −9.0 (15.8) | 4.9 (40.9) |
| Record low °C (°F) | −24.3 (−11.7) | −19.9 (−3.8) | −15.2 (4.6) | −5.2 (22.6) | 2.1 (35.8) | 6.7 (44.1) | 12.3 (54.1) | 10.3 (50.5) | 1.7 (35.1) | −7.2 (19.0) | −15.3 (4.5) | −18.8 (−1.8) | −24.3 (−11.7) |
| Averageprecipitation mm (inches) | 1.5 (0.06) | 2.7 (0.11) | 7.3 (0.29) | 17.2 (0.68) | 35.1 (1.38) | 66.8 (2.63) | 102.1 (4.02) | 74.3 (2.93) | 57.2 (2.25) | 23.3 (0.92) | 8.5 (0.33) | 1.7 (0.07) | 397.7 (15.67) |
| Average precipitation days(≥ 0.1 mm) | 1.4 | 1.8 | 3.2 | 5.1 | 7.4 | 11.3 | 12.1 | 10.1 | 8.4 | 5.3 | 2.8 | 1.5 | 70.4 |
| Average snowy days | 2.8 | 3.0 | 2.9 | 0.7 | 0 | 0 | 0 | 0 | 0 | 0.3 | 2.7 | 2.4 | 14.8 |
| Averagerelative humidity (%) | 42 | 39 | 38 | 38 | 42 | 55 | 66 | 68 | 62 | 55 | 50 | 44 | 50 |
| Mean monthlysunshine hours | 208.3 | 208.9 | 251.6 | 268.4 | 293.9 | 267.1 | 257.2 | 259.2 | 242.4 | 231.1 | 197.3 | 197.2 | 2,882.6 |
| Percentagepossible sunshine | 69 | 69 | 67 | 67 | 66 | 60 | 57 | 61 | 66 | 68 | 67 | 69 | 66 |
| Source:China Meteorological Administration[3][4][5] all-time extreme temperature[6] | |||||||||||||
There are 11towns, fivetownships and oneethnic township in the county:[7]
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