Wen'an County is part of Langfang City, Hebei Province.

The total area is 1,037 square kilometers and the population is 500,000. It has successively won the honorary titles of "National Ecological Demonstration County", "National Food Safety Demonstration County", and "National Cultural Advanced County". In ancient times, it was the land of Yan and Zhao, with a long history and profound cultural heritage. It was named after the meaning of "advocating civility and etiquette, governing the country and bringing peace to the country".

Wen'an covers an area of ??1,037 square kilometers, including 890,000 acres of cultivated land. It is rich in land resources and accounts for one-sixth of Langfang City's land area. It is the region with the most land resources per capita in North China. Wen'an is bordered by Baiyangdian to the west, Ziya River to the east, and Daqing River to the north. The ancient Wen'an depression bred by nature is surrounded by water on three sides, forming a closed depression.

Wen'an Swamp is one of the eight major swales in Hebei Province. It is the flood storage and detention area with the largest submerged area and largest flood detention capacity in the Haihe River Basin. It is responsible for the task of draining and storage of 5,100 square kilometers in the upper reaches, protecting Beijing, Flood control safety in Tianjin, Xiongan New Area, and North China Oilfield.

Wen'an County Climate

Wen'an County is located in the warm temperate East Asian monsoon zone and has a subhumid continental monsoon climate. Affected by the natural environment, solar radiation and monsoons, the territory has moderate temperatures, sufficient sunlight, abundant heat and a long frost-free period. It has formed a climate characterized by mild climate, distinct four seasons and concentrated rainfall. The annual average temperature is 12.4℃ (1971-2000).

The average annual maximum is 18.5℃, and the annual extreme maximum is 42.0℃; the annual average minimum is 6.6℃, and the annual extreme minimum is -25.1℃. July is the hottest month, with an average temperature of 26.7℃; January is the coldest month, with an average temperature of -4.3℃.

The annual average precipitation in Wen'an County is 556.3 mm (1971-2000). The highest number in the past year is 1114.3 mm, the lowest number is 230.3 mm, and the inter-annual difference is 884.0 mm. Precipitation is mainly concentrated in summer, with an average total amount of 409.6 mm, accounting for 74% of the annual total. The most precipitation occurs in July and August, accounting for 34% of summer precipitation.

Reference for the above content: Baidu Encyclopedia-Wen'an County