What's the climate like in Anhui?

Anhui province belongs to the transitional area between warm temperate zone and subtropical zone in climate. The north of Huaihe River has a warm temperate semi-humid monsoon climate, and the south of Huaihe River has a sub-humid monsoon climate.

Its main characteristics are: the monsoon is obvious, the four seasons are distinct, the spring is warm and changeable, the summer rain is concentrated, the autumn is crisp and the winter is cold. Anhui is also located in the mid-latitude zone. With the alternation of monsoon, the seasonal variation of precipitation is obvious, which is one of the areas with obvious monsoon climate.

Spring and autumn are transitional periods from winter to summer and from summer to winter. The annual frost-free period is 200-250 days, and the active accumulated temperature of 10℃ is around 4600-5300℃. Annual average temperature 14- 17℃, June average temperature-1-4℃, July average temperature 28-29℃.

The average annual precipitation is 773- 1670 mm, which is characterized by more in the south and less in the north, more in the mountains and less in the plains and hills. Summer precipitation is abundant, accounting for 40% ~ 60% of the annual precipitation.

Extended data

There are various types of plains, plateaus (hillsides), hills and mountains in Anhui Province, which can be divided into five landform areas, namely Huaihe Plain, Jianghuai Plateau Hilly Area, West Anhui Hilly Area, Riverside Plain and South Anhui Hilly Area, accounting for 30.48%, 65,438+07.56%, 9.99% and 24.938+0 respectively.

Anhui has Tianmu Mountain-Baiji Mountain, Huangshan Mountain and Jiuhua Mountain, and Xin 'anjiang River, Shuiyangjiang River and Qingyijiang River Valley are among the three mountains. The terrain gradually descends from the mountain core to the valley, and it is composed of Zhongshan, low mountains, hills, platforms and plains. Most of the mountains are distributed in the northeast and near the east-west direction, and the highest peak is Lotus Peak in Huangshan, with an altitude of 1873 meters. Large and small basins are embedded in mountains, among which Xiukuang basin is the largest.

There are more than 2000 rivers in Anhui province. Except the southern Xin 'anjiang River system belongs to Qiantang River basin, the rest belong to the Yangtze River and Huaihe River basin. The Yangtze River flows from Hukou, Jiangxi Province to Wujiang, the county.

From southwest to northeast, it obliquely crosses southern Anhui, with a total area of 4 16 km, belonging to the lower reaches of the Yangtze River, with a drainage area of 66,000 square kilometers. The Yangtze River flows through Anhui for 400 kilometers, Huaihe River flows through the province for 430 kilometers, and Xin 'anjiang River flows through the province for 242 kilometers.

There are more than 580 lakes in Anhui province, with a total area of 1750 square kilometers, including large 12 and medium-sized 37. Lakes are mainly distributed along the Yangtze River and Huaihe River, with an area of 65438 0.25 square kilometers, accounting for 72.65438 0% of the total lake area in the province. There are 1 1 lakes in Huaihe River Basin, including Bali River, Chengxi Lake, Chengdong Lake, Jiaogang Lake, Wabu Lake, Gaotang Lake, Huayuan Lake, Nvshan Lake, Qili Lake, Huyi Lake and Yanghu Lake.

There are 10 lakes in the Yangtze River Basin, including Chaohu Lake, Nanyi Lake, Huayang Jianghu Group, Wuchang Lake, Caizi Lake, Baidang Lake, Yaochen Lake, Jinsheng Lake, Huangpi Lake and Shijiu Lake. With an area of 770 square kilometers, Chaohu Lake is the largest lake in Anhui Province and the fifth largest freshwater lake in China.

Anhui province is rich in wild animal and plant resources, with a wide variety. As of 20 12, there are 4,245 species of higher plants, accounting for 4.2% of the national species, including 6 species of national first-class protected plants and 25 species of second-class protected plants.

There are 742 species of vertebrates in 44 orders 12 1 family, accounting for 14. 1% of the total number of species in China, including 2 1 species of wildlife under national first-class protection and 70 species of wildlife under second-class protection. The Chinese alligator and baiji, which are endemic to the world, are found in the Yangtze River valley in central Anhui.

There are many kinds of minerals in Anhui Province. 20 1 1, 158 minerals (including secondary minerals) have been discovered in Anhui province. 126 minerals (including common building stone minerals) were identified, including 6 energy minerals, 22 metal minerals, 96 non-metal minerals and 2 water gas minerals.

There are 67 kinds of proven reserves, and 38 kinds of mineral reserves such as coal, iron, copper, sulfur, phosphorus, alum and limestone rank among the top 10 in China. The proven coal reserves are 25 billion tons, iron ore reserves are 2.99 billion tons, copper reserves are 3.849 million tons, and pyrite reserves are 564 million tons, ranking seventh, fifth, fifth and second respectively in China.

Baidu encyclopedia-Anhui