It is located in the transition zone from the southern edge of Hengyang basin to Wuling mountain area. From east to west, it dropped from 478.5 meters (Gao Shan, Quanfeng Township) to 70 meters (Wani Mine, Jixian Township); From south to north, the altitude is 30 1 m (Mashiling, Gongxu Town) and drops to 70 m (Shuixi Village, a new town); From southwest to northwest, it drops from 623 meters above sea level (Potang Village, Changping Township) to 66 meters (Nanmentang Village, Alliance Village, Yajiang Township), forming a wavy slope from southeast to northwest, just like a horseshoe that opens to the northwest. The terrain is complex, including mountains, hills, hills and flat land, but mainly hills and hills. The highest point in Pingtian Township is Yuanming 'ao (845 meters above sea level), with a topographic slope of 1.9‰. There are 45 peaks above 500 meters above sea level, and 300-500 meters above sea level in the east, south and southwest 1.65 peaks, forming a natural barrier. The piedmont hills are 200 ~ 300 meters above sea level, which is the oil base of the city. The central and northwest regions are low and flat, with gentle ups and downs, alternating hills and plains, with an altitude of 65 ~130m, and are the land of plenty. There are many fields in the city, such as Yaotian East, Renyi Shili East, Xiatang East, Mashui East, Sandu East and Blast Furnace East 15. The ratio of land to water in this city is 9.5: 0.5.
Leiyang city has a complex form, including mountains, hills, hills and flat land, but hills and hills are the main landforms. The highest point in Pingtian Township is Yuanming 'ao (845 meters above sea level), with a topographic slope of 1.9‰. There are 45 peaks above 500 meters above sea level, and 300-500 meters above sea level in the east, south and southwest 1.65 peaks, forming a natural barrier. The piedmont hills are 200 ~ 300 meters above sea level, which is the oil base of the city.
The main stream of Xiangjiang River originates from Xing 'an, Guangxi, enters from Guiyang Town, Qidong, and flows through Qidong County, Hengnan County, Changning City, Hengyang County, Hengshan County and Hengdong County in turn. Hengyang is 226 kilometers long. The first-class tributaries of Xiangjiang River with an area of more than 3,000 square kilometers in Hengyang Basin include Fuling water, distilled water, thunder water and valley water.
Leishui belongs to the Xiangjiang River system in the Yangtze River Basin, located in the southeast of Hunan Province. It originates from Shimen Mountain in Guidong County, flows through Guidong County, Rucheng County, Zixing City, Suxian District of Chenzhou City, Yongxing County and leiyang city, and flows into Xiangjiang River 5 kilometers downstream of Hengyang City. The total length of the main stream is 439 kilometers, and the drainage area is 1 1905 square kilometers. The mainstream above the yellow lawn of Leishui is called Lujiang, 8 kilometers below the yellow lawn, and Zuona Chenshui below Qiaokou Market used to be called Dongjiang, and later it was called Leishui.
Fuling water originated in Lanshan County, passed through Jiahe and Guiyang, and merged into Xiangjiang River at the junction of Changning County and leiyang city, with a drainage area of 6,623 square kilometers and a main stream length of 223 kilometers, with an average riverbed gradient of 0.8‰.
The annual average sunshine hours in Leiyang are 1608 hours. The annual average temperature is 65438 07.9℃. The hottest year is July-August, with an average maximum temperature of 34.7℃. The extreme high temperature is generally 38-39℃, and it reaches 40℃ in the urban area at the hottest time. The coldest year is1-February, and the average minimum temperature is -0.5℃.
Leiyang is a hilly region with a mild subtropical monsoon climate, which has both a continental monsoon climate with abundant sunshine and a maritime climate with abundant rainfall and humid air.
Leiyang belongs to subtropical monsoon humid climate zone, with mild climate, abundant rainfall, abundant sunshine and distinct four seasons. Annual average temperature 17℃ ~ 18℃, annual average precipitation 1337 mm, sunshine hours about 1640 hours.