Wuchang (Chinese: ; pinyin: ) is a county-level city under the jurisdiction of Harbin, the capital of Heilongjiang province, Peoples Republic of China.
The name "Wuchang" has been in use since 1855. At that time people began to reclaim wasteland, and built five noble lodges. It was changed to Wuchang Bureau in 1882, and changed to Wuchang Mansion in 1909. In 1913 Wuchang County was set up. It was changed to Wuchang Town in 1993.
The area of Wuchang is 7,512 km², and it had 979,627 population at the end of 2008.
Wuchang is a semi-mountainous town; its ground slopes from southeast to northwest. Wuchang rises over 450 metres above sea level. The mountain Zhangguangcai Ling twists toward the southeast; many hills appear in different layers, such as Laoye Ling and Eagle South Mountain. The Songnen Plain to the northwest provides a flat area with highly fertile soil for agriculture.
The Lalin River and Mangnu River run through Wuchang.
The average temperature is 3.5 °C (38.3 °F). January, the coldest month, is about ?19.1 °C (?2.4 °F). July is the hottest month at about 22.4 °C (72.3 °F). The annual precipitation is 625 mm; the frost-free season is 124 days and the annual sunshine hours are 2,576. its not unnormal that the temperature can be around -25 to 30 degrees celsius in the winter nights, -19,1 must be the middle value