Search for some natural profiles, climate, etc. in Xinjiang.

Xinjiang is located in the western border of China, at latitude 32. 22、－49。 33, 73 east longitude. 21、－96。 21. With an area of 1.66 million square kilometers, accounting for about 1/6 of the total area of the country, it is the largest administrative area in China. The east and south are connected with Gansu, Qinghai and Tibet in turn, the northeast is adjacent to the Mongolian People's Republic of China, the west is adjacent to Russia, Kazakhstan, Kyrgyzstan and Tajikistan, and the southwest is adjacent to Afghanistan, Pakistan and India, with a border line of more than 5,3 kilometers, making it the longest province in China.

Xinjiang has a temperate continental climate. Winter is long and cold, summer is short and hot, and spring and autumn change dramatically. The annual average temperature in southern Xinjiang is 1. C, Zhungeer basin in northern Xinjiang is 5-7. C, Altai and Tacheng are 2. 5－5。 。 c。 The average temperature in southern Xinjiang in January is 1-12 higher than that in northern Xinjiang. C, 2-3 higher in July. The average daily temperature difference can reach 12-15 and the maximum can reach 2-3. The relative humidity in summer and absolute humidity in winter in Xinjiang are not large, which is characterized by dry heat in summer and dry cold in winter. The average annual precipitation in the whole region is 145 mm, which is only 23% of the national average annual precipitation of 63 mm, while the evaporation is about 2 mm, less than 1 mm in southern Xinjiang. The snowfall in northern Xinjiang and mountainous areas accounts for about 1/3 of the annual precipitation.

It is windy and windy in Xinjiang, and it shows the characteristics that northern Xinjiang is larger than southern Xinjiang, Gobi is larger than mountainous area, and the edge of the basin is larger than the hinterland of the basin. Strong winds (that is, winds of magnitude 8 or above) are the main agricultural meteorological disasters in Xinjiang. The northwest of northern Xinjiang, eastern Xinjiang and eastern southern Xinjiang are areas with high gale value, and the number of sandstorm days in Tarim Basin is generally more than 3 days, while that in parts of northern Xinjiang and eastern Xinjiang is less than 2 days. In recent years, the floating dust weather in southern Xinjiang has appeared more frequently than in the past.

Xinjiang is rich in sunshine, and the total solar radiation is 542. 1－646。 35 joules per square centimeter, second only to the Qinghai-Tibet Plateau.