Differences and reasons of climate characteristics between Pyongyang, North Korea and Lanzhou, China.

Pyongyang, North Korea has a mid-temperate monsoon climate with long winter and short summer. Pyongyang is near the sea, which is greatly influenced by the summer monsoon and has a lot of precipitation. The average annual precipitation exceeds 600 mm, mainly from June to September, and summer accounts for 60% of the annual precipitation. The concentrated snowfall period is from 165438+ 10 to 65438+ 10 in the following year. Four distinct seasons.

Lanzhou has a continental climate with large temperature difference, little precipitation, no severe cold in winter and no intense heat in summer, and a mild climate, with an average annual precipitation of 327mm, an average annual temperature of 10.3℃, an average annual sunshine hours of 2,446 hours and a frost-free period of 180 days or more. Lanzhou is located in the transition zone between monsoon climate zone and non-monsoon climate zone, and it is a typical temperate semi-arid climate. The average elevation of the urban area is1520m, and the annual average temperature is about 10℃. Surrounded by mountains in the north and south, the climate is dry and sunny, and the temperature difference between year and day is large. Winter is long and cold, with little rain and snow; Spring is fleeting, and the temperature changes greatly; Summer is short and the temperature is high, but there is no heat; Autumn is short and the temperature drops quickly. There is not much precipitation in Lanzhou, and the average annual precipitation is only about 310 mm.

Pyongyang, the capital of the Democratic People's Republic of Korea, is located at the junction of plains and hills in the lower reaches of the Datong River, with rolling mountains in the east, west and north. Pyongyang is an ancient historical city with a written history of over 3,000 years. Pyongyang is also a modern city with beautiful scenery. Buildings such as Koryo Hotel, Renmin University Learning Hall and Wanshoutai Art Theatre are scattered in the center of Pyongyang. Pyongyang is the political, economic and cultural center of North Korea and the revolutionary heart in the eyes of the Korean people. There are many tourist attractions in Pyongyang, such as Kim Il Sung Square, the former residence of Wanjingtai, the Monument to Wanshoutai, and the Main Idea Tower.