Hailun
Hailun
海伦市 | |
|---|---|
| Country | People's Republic of China |
| Province | Heilongjiang |
| Prefecture-level city | Suihua |
| Municipal seat | Hailun Town (海伦镇) |
| Area | |
| • Total | 4,667 km2 (1,802 sq mi) |
| Elevation | 239 m (784 ft) |
| Population (2002) | |
| • Total | 810,000 |
| • Density | 170/km2 (450/sq mi) |
| Time zone | UTC+8 (China Standard) |
| Postal code | 152300 |
| Area code | 0455 |
| Climate | Dwb |
Hailun (simplified Chinese: 海伦; traditional Chinese: 海倫; pinyin: Hǎilún) is a city in west-central Heilongjiang province, People's Republic of China. Administratively, it is a county-level city of Suihua City.
Geography and climate
Hailun is located on the Songnen Plain, with the Lesser Khingan mountain range to the west. Its administrative area ranges in latitude from 46° 58' to 47° 52' N, and in longitude from 126° 14' to 127° 45' E.
Hailun has a humid continental climate (Köppen: Dwb), with long, bitterly cold, but dry winters, and humid, very warm summers. The monthly daily mean temperature in January, the coldest month, is −21.7 °C (−7.1 °F), and July, the warmest month, averages 21.8 °C (71.2 °F), with an average annual temperature +2.03 °C (35.7 °F). Close to two-thirds of the annual precipitation falls from June to August. With monthly percent possible sunshine ranging from 53% in July to 71% in February, the city receives 2,680 hours of bright sunshine annually.
| Climate data for Hailun (1971−2000) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | −0.5 (31.1) |
6.0 (42.8) |
19.1 (66.4) |
28.3 (82.9) |
33.0 (91.4) |
38.0 (100.4) |
36.6 (97.9) |
35.4 (95.7) |
32.5 (90.5) |
24.7 (76.5) |
13.5 (56.3) |
3.4 (38.1) |
38.0 (100.4) |
| Mean daily maximum °C (°F) | −16.6 (2.1) |
−10.6 (12.9) |
−0.2 (31.6) |
11.4 (52.5) |
19.7 (67.5) |
24.8 (76.6) |
26.8 (80.2) |
24.9 (76.8) |
19.0 (66.2) |
9.3 (48.7) |
−3.3 (26.1) |
−13.8 (7.2) |
7.6 (45.7) |
| Daily mean °C (°F) | −21.7 (−7.1) |
−16.5 (2.3) |
−6.0 (21.2) |
5.1 (41.2) |
13.1 (55.6) |
19.1 (66.4) |
21.8 (71.2) |
19.7 (67.5) |
13.1 (55.6) |
3.7 (38.7) |
−8.4 (16.9) |
−18.6 (−1.5) |
2.0 (35.6) |
| Mean daily minimum °C (°F) | −26.3 (−15.3) |
−22 (−8) |
−11.7 (10.9) |
−0.9 (30.4) |
6.4 (43.5) |
13.4 (56.1) |
17.1 (62.8) |
14.9 (58.8) |
7.6 (45.7) |
−1.3 (29.7) |
−13 (9) |
−22.9 (−9.2) |
−3.2 (26.2) |
| Record low °C (°F) | −40.3 (−40.5) |
−36.6 (−33.9) |
−32 (−26) |
−16.0 (3.2) |
−7.9 (17.8) |
2.4 (36.3) |
7.1 (44.8) |
3.1 (37.6) |
−5.0 (23.0) |
−19.1 (−2.4) |
−31.1 (−24.0) |
−37.2 (−35.0) |
−40.3 (−40.5) |
| Average precipitation mm (inches) | 2.3 (0.09) |
2.6 (0.10) |
6.8 (0.27) |
21.5 (0.85) |
48.6 (1.91) |
104.1 (4.10) |
132.3 (5.21) |
125.1 (4.93) |
64.8 (2.55) |
24.7 (0.97) |
7.1 (0.28) |
4.8 (0.19) |
544.7 (21.45) |
| Average precipitation days (≥ 0.1 mm) | 4.5 | 4.0 | 4.7 | 7.2 | 10.5 | 14.6 | 14.7 | 13.5 | 11.1 | 7.2 | 5.9 | 6.3 | 104.2 |
| Average relative humidity (%) | 75 | 71 | 59 | 53 | 53 | 67 | 77 | 79 | 71 | 63 | 68 | 75 | 68 |
| Mean monthly sunshine hours | 181.6 | 204.8 | 249.8 | 236.6 | 270.8 | 265.6 | 257.2 | 251.9 | 227.7 | 208.4 | 172.8 | 152.9 | 2,680.1 |
| Percent possible sunshine | 66 | 71 | 68 | 58 | 58 | 56 | 53 | 57 | 61 | 62 | 62 | 58 | 60 |
| Source: China Meteorological Administration | |||||||||||||
External links
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