China in September: where is it warmest?
In September, Dongguan is the warmest place with 31 °C by day, Shangri-La City the coolest with 16 °C. 27 of 43 destinations have good holiday weather.
All destinations in September, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Dongguan | 39 | 31° | – | 6 h | 16 |
| Foshan | 39 | 31° | – | 5 h | 16 |
| Guangzhou | 38 | 31° | – | 5 h | 17 |
| Guilin | 59 | 30° | – | 6 h | 10 |
| Quanzhou | 56 | 30° | 27° | 6 h | 11 |
| Xiamen | 53 | 30° | 28° | 6 h | 13 |
| Zhuhai | 44 | 30° | 29° | 6 h | 18 |
| Shenzhen | 43 | 30° | 29° | 6 h | 17 |
| Wuhan | 68 | 29° | – | 6 h | 8 |
| Changsha | 62 | 29° | – | 5 h | 9 |
| Shantou | 59 | 29° | 28° | 7 h | 14 |
| Fuzhou | 48 | 29° | 27° | 5 h | 15 |
| Haikou | 45 | 29° | 28° | 6 h | 19 |
| Sanya | 42 | 29° | 29° | 5 h | 23 |
| Hefei | 74 | 28° | – | 6 h | 8 |
| Suzhou | 71 | 28° | – | 5 h | 10 |
| Hangzhou | 64 | 28° | 27° | 5 h | 11 |
| Wenzhou | 59 | 28° | 27° | 5 h | 15 |
| Kashgar | 99 | 27° | – | 9 h | 3 |
| Tianjin | 89 | 27° | – | 7 h | 6 |
| Beijing | 87 | 27° | – | 7 h | 7 |
| Jinan | 85 | 27° | – | 6 h | 6 |
| Kaifeng | 77 | 27° | – | 5 h | 8 |
| Nanjing | 75 | 27° | – | 6 h | 9 |
| Zhengzhou | 75 | 27° | – | 5 h | 9 |
| Luoyang | 74 | 27° | – | 5 h | 10 |
| Shanghai | 70 | 27° | – | 5 h | 12 |
| Zhangjiajie | 68 | 27° | – | 4 h | 11 |
| Ningbo | 66 | 27° | – | 5 h | 13 |
| Chengdu | 56 | 26° | – | 2 h | 15 |
| Qingdao | 87 | 25° | 25° | 7 h | 6 |
| Xi'an | 71 | 25° | – | 4 h | 11 |
| Shenyang | 87 | 24° | – | 7 h | 7 |
| Ürümqi | 100 | 23° | – | 9 h | 4 |
| Dalian | 93 | 23° | 23° | 8 h | 5 |
| Lanzhou | 75 | 23° | – | 5 h | 10 |
| Changchun | 89 | 22° | – | 8 h | 8 |
| Kunming | 54 | 22° | – | 4 h | 18 |
| Harbin | 87 | 21° | – | 8 h | 8 |
| Hohhot | 87 | 21° | – | 8 h | 8 |
| Ulanqab | 87 | 20° | – | 8 h | 8 |
| Lhasa | 66 | 18° | – | 8 h | 20 |
| Shangri-La City | 40 | 16° | – | 4 h | 24 |
China in September: quick answers
China in September: where is it warmest?
The warmest places in September are Dongguan (31 °C), Foshan (31 °C) and Guangzhou (31 °C).
China in September: where is the sea warmest?
The sea is warmest at Zhuhai (29 °C), Shenzhen (29 °C) and Sanya (29 °C).
China in September: where is the weather best?
The best holiday weather in September – warm, sunny and dry – is in Ürümqi, Kashgar and Dalian.
China month by month
China: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences