The lowest temperature in Henan history

In the meteorological data with historical records, the coldest day in Henan occurred in 195 1 year 1 month 12, and the extreme minimum temperature of -2 1.7℃ appeared in Anyang that day, which is still the highest temperature in Henan.

Henan Province, called Yu for short, is a provincial administrative region of People's Republic of China (PRC), with Zhengzhou as its capital. It is a major agricultural producing area, an important province with mineral resources, a large population, an important comprehensive transportation hub, a center for people flow, logistics and information flow, a major agricultural province and a major grain conversion and processing province. Henan Province is located in the middle and east of China and the middle and lower reaches of the Yellow River, bordering Anhui and Shandong in the east, Hebei and Shanxi in the north, Shaanxi in the west and Hubei in the south, with a total area of 65,400.

The terrain of Henan province is north-south, connecting the east and the west, and the terrain is high in the west and low in the east. It consists of plains and basins, mountains, hills and water surfaces. Duhaijiang River, Yellow River, Huaihe River and Yangtze River are mostly located in the warm temperate zone, crossing the subtropical zone in the south, and belong to the continental monsoon climate of transition from the northern subtropical zone to the warm temperate zone. Henan is located at the junction of coastal open areas and central and western regions, which is the middle zone of China's economic development from east to west.

natural resource

Most rivers in Henan Province originate in the west, northwest and southeast, and there are more than 1. 5 million main rivers criss-crossing, including 493 rivers, with a drainage area of 1. 0 million square kilometers. The average total water resources in Henan Province for many years is 40.5 billion cubic meters, and the annual per capita water resources is 440 cubic meters. The hydraulic resources in Henan Province are 4.905 million kilowatts, and the exploitable amount is 3 1.5.

Henan is the core water source, main water receiving area and head of the main canal project of South-to-North Water Transfer Project. Since its opening, the average annual water intake in Henan Province has reached 870 million cubic meters, and the average total water resources in Henan Province for many years is 40.35 billion cubic meters, ranking 19 in the country. The per capita water resources are about 383 cubic meters, which is equivalent to one-fifth of the national average. It is a province with serious water shortage.

Refer to the above content: Baidu Encyclopedia-Henan