Where is Changchun located?

Changchun has a pleasant climate and is known as the "Spring City in the North". Changchun City is located in the hinterland of Songliao Plain in the northeast of China, with an altitude of 250-350 meters and a flat and open terrain. It belongs to continental monsoon climate zone, and is in the transition zone from humid area to sub-arid area in the division of dry and wet weather in China. The temperature rises from east to west, and the precipitation decreases from east to west. Spring is dry and windy, summer is wet and rainy, autumn is crisp and winter is cold and long. It has four distinct seasons, the same season of rain and heat, and moderate humidity, which provides a good weather environment for human development and utilization of nature.

Due to the coordination of geographical location, topographic structure and atmospheric circulation, it has the following basic characteristics: four distinct seasons. Spring is short, dry and windy; Summer is warm and rainy, and there is not much hot weather; It is cool in autumn, and the temperature difference between day and night is large; Winter is long and cold. The monsoon is obvious, and the rain and heat are the same season. In winter, under the control of powerful Mongolian high pressure, the weather is cold and dry. In summer, the western Pacific subtropical high often meets the cold air moving southeast of Lake Baikal, and the precipitation is rich and concentrated.

The climate is continental, with a large temperature difference throughout the year. The temperature in winter is lower than that in the same latitude area, but higher than that in summer.

The weather transitions from east to west, with moderate heat and humidity. Changchun City is located in the transition zone from the eastern mountainous area of Jilin Province to the Songnen Plain in the west, so it has the characteristics of the transition from humid weather in the eastern mountainous area to semi-arid weather in the west. The transitional weather makes Changchun have abundant sunshine, better heat conditions than the east and better rain conditions than the west, which provides good meteorological conditions for agricultural production.

The annual average temperature in Changchun is 4.8℃, the highest temperature is 39.5℃, the lowest temperature is -39.8℃, and the sunshine time is 2688 hours. In summer, oriental fumigation prevails, and there is moisture added by Bohai Sea. The annual average precipitation is 522 ~ 6 15mm, and the summer precipitation accounts for more than 60% of the annual precipitation. The average temperature in the hottest month (July) is 23℃. Autumn can form sunny and hot weather for several days, with large temperature difference and lower wind speed than spring. Administrative Division Changchun City is the capital of Jilin Province and the political, economic and cultural center of the province. It has jurisdiction over six districts of Chaoyang, Nanguan, Erdao, Kuancheng, Lvyuan and Shuangyang, three county-level cities of Jiutai, Yushu and Dehui, and Nong 'an County. The total area of Changchun is 2057 1 km2, the planned area is 39 1 1 km2, and the built-up area is 158 km2. By the end of 2004, there were 55 sub-district offices, 75 towns and 43 townships in the city. Urban community neighborhood committees 35 1, rural villagers committees 1699. The total registered population of the city is 7.24 million. Nanguan District is located in the south-central part of Changchun, with superior geographical position, bordering Changchun High-tech Industrial Development Zone in the southwest, Changchun Economic and Technological Development Zone and Changchun Jingyuetan Tourism Economic Development Zone in the southeast, with a total area of 253 square kilometers. The total population of this area is 593,000. The whole region has jurisdiction over 9 sub-district offices, 2 towns, 1 township. There are 54 residents committees and 23 villagers committees. Kuancheng District is located in the north of Changchun, with a total area of 245 square kilometers. The whole region has jurisdiction over 9 sub-district offices, 1 township and 2 towns. Set up 53 residents' committees. There are 29 villagers' committees with a total population of 477,000. Chaoyang District is located in the south-central part of Changchun, with a total area of 366 square kilometers. The district has jurisdiction over 8 sub-district offices and 3 towns. There are 67 residents committees and 25 villagers committees. The total population of this area is 724,000. Erdao District is located in the east of Changchun, bordering Jiutai City and Yongji County in the east, Shuangyang District in the south, Nanguan District and Kuancheng District across the Yitong River in the west, and Kuancheng District and Jiutai City in the north. The total area is about 506 square kilometers. The district has jurisdiction over 6 sub-district offices, 2 townships and 3 towns. There are 53 residents' committees and 4 1 village committees. The total population of this area is 375,000. Green Park is located in the west of Changchun, with a total area of 286 square kilometers. Jurisdiction over 6 sub-district offices and 3 towns. There are 48 residents committees and 28 villagers committees. The total population of this area is 552,000. Shuangyang District was originally Shuangyang County, located in the middle of Jilin Province and southeast of Changchun City, with an area of 1.663 square kilometers and cultivated land of 699 1.4 hectares. Jurisdiction over 4 townships, 5 towns and 4 sub-district offices. There are 12 neighborhood committees and 137 villagers' committees. The total population of this area is 377,000. Shuangyang County 1995 was revoked and set as Shuangyang District of Changchun City. Jiutai City is located in the east of Changchun, between Changchun and Jilin, 49 kilometers west of Changchun and 76 kilometers east of Jilin. The waterway transportation in the territory is convenient. Changtu Railway, Changji Highway (north line) and Changji Expressway run through the east and west, Hashi Highway runs around the northwest, and Jiuyu Highway and Jiude Highway run through the north and south. The urban road network is dense, and the inland waterway of the second Songhua River in China can reach Jilin City in the south and Harbin City in the north. It is a water artery connecting Jilin and Heilongjiang provinces, with great development potential. The total population is 83 1 10,000, including 634,000 agricultural population, which governs 13 towns, 2 townships and 3 sub-district offices. There are 306 villagers committees and 10 residents committees. Jiutai City was set as Jiutai City on 1998 after the county was abolished. Yushu city is located in the northeast of Changchun City, in the center of the triangle formed by Changchun, Jilin and Harbin, which is 0/63km away from the center of Changchun City and connected by Changyu Railway. It covers an area of 426 1 km2, governs 16 towns, 14 townships and 4 sub-district offices. There are 12 residents committees and 388 villagers committees. Total population1222,000, including agricultural population 1004438+0000. Yushu City was founded on 1990. Dehui city is located in the northeast of Changchun, 78 kilometers away from downtown Changchun, and beijing-harbin railway passes through the city. It covers an area of 3,435 square kilometers, including 210.3 million hectares of cultivated land. It governs 5 townships, 14 towns and 4 sub-district offices. There are 10 residents committees and 308 villagers committees. The total population is 9 1.3 million and the agricultural population is 753,000. Dehui city withdrew from the county to set up a city in 1994. Nong 'an County is located in the northwest of Changchun, 60 kilometers away from the center of Changchun, with an area of 5,400 square kilometers, including 29,438+0,000 hectares of cultivated land. Jurisdiction over 13 township and 13 town. There are 378 villagers committees and 4 residents committees. Total population1115,000 people, including 868,000 agricultural people.