Donghai 东海县 Tunghai | |
|---|---|
  Donghai Location in Jiangsu | |
| Coordinates:34°33′07″N118°45′47″E / 34.552°N 118.763°E /34.552; 118.763[1] | |
| Country | People's Republic of China |
| Province | Jiangsu |
| Prefecture-level city | Lianyungang |
| Area | |
• County | 2,037 km2 (786 sq mi) |
| Population (2020) | |
• County | 1,047,357 |
| • Density | 510/km2 (1,300/sq mi) |
| • Urban | 506,989 |
| • Rural | 540,368 |
| Time zone | UTC+8 (China Standard) |
| Postal code | 222300 |
Donghai County (simplified Chinese:东海县;traditional Chinese:東海縣;pinyin:Dōnghǎi Xiàn;lit. 'east sea') is under the administration ofLianyungang,Jiangsu province, China. It borders theprefecture-level cities ofLinyi (Shandong) to the north andXuzhou to the west.
The county has 300 million tons of quartz and 300,000 tons of rock crystal reserves, which is the highest in China, so it is nicknamed "the county of rock crystal".[2]
At present, Donghai County has 2 subdistricts, 11 towns and 8 townships.[3]
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| Climate data for Donghai, elevation 33 m (108 ft), (1991–2020 normals, extremes 1981–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 16.9 (62.4) | 24.8 (76.6) | 27.7 (81.9) | 33.3 (91.9) | 37.1 (98.8) | 38.4 (101.1) | 38.9 (102.0) | 37.1 (98.8) | 34.5 (94.1) | 33.3 (91.9) | 27.4 (81.3) | 19.3 (66.7) | 38.9 (102.0) |
| Mean daily maximum °C (°F) | 5.2 (41.4) | 8.3 (46.9) | 13.9 (57.0) | 20.4 (68.7) | 25.7 (78.3) | 29.5 (85.1) | 30.9 (87.6) | 30.1 (86.2) | 26.6 (79.9) | 21.6 (70.9) | 14.3 (57.7) | 7.4 (45.3) | 19.5 (67.1) |
| Daily mean °C (°F) | 0.4 (32.7) | 3.1 (37.6) | 8.1 (46.6) | 14.5 (58.1) | 20.1 (68.2) | 24.3 (75.7) | 26.8 (80.2) | 26.1 (79.0) | 21.8 (71.2) | 16.1 (61.0) | 9.1 (48.4) | 2.5 (36.5) | 14.4 (57.9) |
| Mean daily minimum °C (°F) | −3.4 (25.9) | −1.0 (30.2) | 3.4 (38.1) | 9.3 (48.7) | 15.1 (59.2) | 19.9 (67.8) | 23.6 (74.5) | 23.0 (73.4) | 17.9 (64.2) | 11.6 (52.9) | 4.8 (40.6) | −1.4 (29.5) | 10.2 (50.4) |
| Record low °C (°F) | −12.7 (9.1) | −13.0 (8.6) | −7.8 (18.0) | −0.9 (30.4) | 4.9 (40.8) | 12.0 (53.6) | 16.8 (62.2) | 13.1 (55.6) | 7.6 (45.7) | 0.6 (33.1) | −6.7 (19.9) | −13.1 (8.4) | −13.1 (8.4) |
| Averageprecipitation mm (inches) | 19.3 (0.76) | 23.7 (0.93) | 34.4 (1.35) | 43.0 (1.69) | 72.7 (2.86) | 109.6 (4.31) | 216.9 (8.54) | 195.8 (7.71) | 87.0 (3.43) | 35.5 (1.40) | 32.9 (1.30) | 19.4 (0.76) | 890.2 (35.04) |
| Average precipitation days(≥ 0.1 mm) | 4.3 | 5.0 | 5.8 | 6.7 | 7.9 | 7.9 | 13.3 | 11.9 | 7.8 | 5.7 | 5.4 | 4.2 | 85.9 |
| Average snowy days | 2.8 | 2.8 | 1.2 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.5 | 1.6 | 9 |
| Averagerelative humidity (%) | 67 | 66 | 63 | 64 | 68 | 72 | 82 | 84 | 79 | 71 | 69 | 67 | 71 |
| Mean monthlysunshine hours | 157.0 | 153.7 | 195.5 | 216.2 | 226.8 | 187.3 | 179.4 | 186.6 | 183.9 | 187.1 | 159.8 | 162.5 | 2,195.8 |
| Percentagepossible sunshine | 50 | 49 | 52 | 55 | 52 | 43 | 41 | 45 | 50 | 54 | 52 | 53 | 50 |
| Source:China Meteorological Administration[4][5] | |||||||||||||
