Chengmai County
Chengmai
澄迈县 | |
---|---|
China standard time ) |
Chengmai County (
History
The first record of Chengmai County is in 110 BC, when it referred to as Guo County in one of Emperor Wu of Han's records. The county acquired its current name under the Sui dynasty reorganisation of 607. It was also recorded during the Ming dynasty.
Geography
Located in northwest
With a total land area of 206.7 km2 (79.8 sq mi),
More than 20 rivers flow through the county, providing 17.4×10 9 m3 (610×10 9 cu ft) of water per year.
Jinjiang Town
The main settlement in the county is Jinjiang. It is located directly on the north side of the Nandu River and essentially occupies the south face of a large hill. The old section is located by the river with newer buildings further up. The backside of the hill is currently under development with mostly high-rise apartments being built. Many government buildings are situated on the top of the hill. Near the centre of the hill, there is a large park.
Climate
Chengmai a
Am)Climate data for Chengmai (1991–2020 normals, extremes 1981–2010) | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Record high °C (°F) | 34.0 (93.2) |
37.9 (100.2) |
40.4 (104.7) |
39.6 (103.3) |
41.1 (106.0) |
39.4 (102.9) |
38.6 (101.5) |
38.2 (100.8) |
36.8 (98.2) |
34.3 (93.7) |
35.9 (96.6) |
32.0 (89.6) |
41.1 (106.0) |
Mean daily maximum °C (°F) | 22.8 (73.0) |
24.8 (76.6) |
28.5 (83.3) |
31.7 (89.1) |
33.6 (92.5) |
34.4 (93.9) |
34.2 (93.6) |
33.3 (91.9) |
31.8 (89.2) |
29.8 (85.6) |
27.2 (81.0) |
23.5 (74.3) |
29.6 (85.3) |
Daily mean °C (°F) | 18.0 (64.4) |
19.5 (67.1) |
22.6 (72.7) |
25.8 (78.4) |
27.7 (81.9) |
28.6 (83.5) |
28.5 (83.3) |
27.9 (82.2) |
26.8 (80.2) |
24.8 (76.6) |
22.3 (72.1) |
19.0 (66.2) |
24.3 (75.7) |
Mean daily minimum °C (°F) | 14.9 (58.8) |
16.2 (61.2) |
19.0 (66.2) |
21.9 (71.4) |
23.9 (75.0) |
24.8 (76.6) |
24.8 (76.6) |
24.7 (76.5) |
23.9 (75.0) |
21.7 (71.1) |
19.2 (66.6) |
15.9 (60.6) |
20.9 (69.6) |
Record low °C (°F) | 3.7 (38.7) |
5.6 (42.1) |
6.0 (42.8) |
14.1 (57.4) |
16.2 (61.2) |
19.7 (67.5) |
21.5 (70.7) |
21.3 (70.3) |
18.2 (64.8) |
12.7 (54.9) |
8.3 (46.9) |
2.0 (35.6) |
2.0 (35.6) |
Average precipitation mm (inches) | 21.2 (0.83) |
26.4 (1.04) |
41.1 (1.62) |
98.4 (3.87) |
237.8 (9.36) |
235.0 (9.25) |
270.2 (10.64) |
353.1 (13.90) |
290.7 (11.44) |
227.6 (8.96) |
51.7 (2.04) |
38.1 (1.50) |
1,891.3 (74.45) |
Average precipitation days (≥ 0.1 mm) | 9.4 | 8.6 | 9.3 | 11.8 | 17.7 | 17.3 | 17.4 | 19.0 | 16.6 | 11.4 | 8.6 | 8.7 | 155.8 |
Average relative humidity (%)
|
86 | 85 | 83 | 82 | 82 | 82 | 82 | 85 | 87 | 86 | 85 | 85 | 84 |
Mean monthly sunshine hours | 91.4 | 95.1 | 128.2 | 153.1 | 187.4 | 193.1 | 206.1 | 182.9 | 146.2 | 140.0 | 110.8 | 85.8 | 1,720.1 |
Percent possible sunshine | 27 | 29 | 34 | 40 | 46 | 49 | 51 | 46 | 40 | 39 | 33 | 25 | 38 |
Source: China Meteorological Administration[4][5] |
Economy
The main industry is
Demographics
The Han people account for 99.5% of the population of the county.
Longevity
The people of Chengmai County live to an average of 77.79 years. Among the population are 215 centenarians. The proportion of centenarians compared to the rest of the county's population, and the overall number, ranks highest of all cities and counties in China.[1][6]
Of the total 565,000 people living in the county, 18,500 are more than 80 years old, 896 of which are couples.[1][6]
See also
References
Citations
- ^ a b c "In Hainan's Chengmai county, age is not a problem". Chinadaily.com.cn. Retrieved 3 October 2017.
- ^ "Chengmai County official website". Chengmai County People's Government. 2002. Archived from the original on 2008-05-17. Retrieved 2008-10-14.
- ^ "Chengmai County official website". Chengmai County People's Government. 2001. Archived from the original on 2008-05-17. Retrieved 2008-10-14.
- ^ 中国气象数据网 – WeatherBk Data (in Simplified Chinese). China Meteorological Administration. Retrieved 17 June 2023.
- ^ 中国气象数据网 (in Simplified Chinese). China Meteorological Administration. Retrieved 17 June 2023.
- ^ a b "Where longevity is longstanding". Chinadaily.com.cn. Retrieved 3 October 2017.
Sources
- CHGIS. "Other Historical Datasets". People.fas.harvard.edu. Retrieved 3 October 2017.