| Northern China | Beijing, Xian(Shaanxi), Shandong, Luoyang(Henan), Pingyao(Shanxi) and other places | Avg Temperature: 9°C~30°C Cool, Clear, Comfortable: Cities in this area most belong to subhumid continental monsoon climate zone. In early September, it is still hot, then the temperature decreases gradually. There are not many rainy days, if any, it is possibly drizzling instead of heavy rain. The ultraviolet ray is still strong, so it is recommended to wear some sunscreen cream. Shandong is in northern coast, so the weather would be more comfortable than other inland cities. |
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| Eastern China | Shanghai, Huangshan(Anhui), Hangzhou(Zhejiang), Suzhou(Jiangsu), Nanjing and other places | Avg Temperature: 10°C~28°C Cool, Windy, a Little Rain: This area belongs to subtropical monsoon climate. They are mostly located in the middle and lower reaches of the Yangtze River. So in general, the weather is wetter more moderate than that in the northern China. But in early September, it may be still hot in some cities and the temperature can be above 30°C. As for the Yellow Mountain in Huangshan, it is about 6-8°C colder in the mountain than the city because of the altitude. |
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| Southern China | Guilin(Guangxi), Zhangjiajie(Hunan) and other places | Avg Temperature: 12°C~28°C Cool, Comfortable, Some Rainy Days: Guilin and Zhangjiajie in September still remain some features of summer but not that hot because of the high greening rate. There are about 10 rainy days so there are chances that the mountains in Zhangjiajie are covered in mist, but you can still enjoy your trip. |
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| Southwestern China | Chengdu(Sichuan), Yunnan, Guizhou, Chongqing and other places | Avg Temperature: 13°C~28°C Some Rainy Days, Slightly Hot (some regions are cold): Most areas in Sichuan, Yunnan and Guizhou provinces belong to the subtropical monsoon climate zone, while the higher-altitude areas belong to the alpine plateau climate zone. Cities in eastern Sichuan (like Chengdu), Guizhou and Central Yunnan (Kunming and Dali) are still a little hot, while the places in western or northern Sichuan (Jiuzhaigou, Daocheng Yading...) and part Yunnan (Shangri-La) would be a little cold because of the high altitude. |
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| Northwestern China | Gansu, Xinjiang, Ningxia and other places | Avg Temperature: 5°C~30°C Sunny, Gradually Cold, a Little Dry: This region has a wild climate ranging from subtropical humid monsoon climate to alpine cold climate and dry climate. Most days are sunny and you do not need to worry about the rainfall. Though the temperature can be as high as 30°C, at night it can be only 5°C or colder. So a coat is needed and moisturizer, sunglasses are recommended to protect yourself from the strong sunlight and dry air. |
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| Southern Coastal China | Hong Kong, Guangzhou(Guangdong), Shenzhen, Macau, Hainan, Xiamen and other places | Avg Temperature: 21°C~36°C Rainy, Still Hot: Most of the region belongs to the subtropical monsoon climate zone and partially belongs to the tropical monsoon climate zone. In September, this part shows few signs of autumn. It is still hot and it is like you are still in summer. Rainy days are common in this period and there are chances to encounter rainstorm. Be prepared before arranging your trip. |
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| Northeastern China | Harbin(Heilongjiang), Jilin, Shenyang(Liaoning) and other places | Avg Temperature: 5°C~26°C Gradually Chilly, Windy, Dry: Most of northeastern China belongs to the temperate monsoon climate zone. The temperature in early September is around 25°C and it is very likely to rain, then it gets cold quickly and soon you will need winter coats. Rainfall decreases and then it is usually windy or sunny. Autumn in northeastern China is very short. |
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| Qinghai-Tibet Plateau | Qinghai, Tibet | Avg Temperature: 7°C~25°C Variable, Drizzling, Cold at Night: Most areas of Qinghai and Tibet are located on the Qinghai-Tibet Plateau, belonging to the plateau mountain climate zone. The most distinctive feature is that the temperature differs a lot between day and night. In September, it rains a little but would not affect your trip, only bring some coolness. |
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| Inner-Mongolia | Inner Mongolia | Avg Temperature: 8°C~20°C Cool, Large Temperature Difference: Inner Mongolia covers a large region from west to east, which results in its different weathers. Generally, the temperature of the eastern part is about 8°C lower that of the western part. There is also a sharp temperature difference between day and night. |
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