September in Xi'an is much cooler than August. There are only a couple of days with high temperatures over 30℃/86℉. The maximum temperatures for the rest of the month are between 29℃/84.2℉ and 19℃/66.2℉. There are about 14 days of rainfall, with several of them having moderate to heavy rain.
Average Maximum | Average Minimum | Highest Maximum | Lowest Minimum | |
℃ | 25 | 16 | 30 | 11 |
℉ | 77 | 60.8 | 86 | 51.8 |
Sunny Days: 5 days
Cloudy Days: 9 days
Rainy Days: 14 days
Overcast Days: 2 days
Early September
Early in the month there could be up to a week of rainy days, with light to moderate rain. Bring an umbrella and wear water-proof shoes. The maximum temperature is around 25℃/77℉, so it is recommended that you wear cool clothing, short sleeves with trousers or shorts and dresses.
Mid-September
Compared to earlier in the month, the maximum temperature is little bit higher, which is between 28℃/82.4℉ and 30℃/86℉. There are only a couple of days with light rain.
Late September
The weather is similar to earlier, and there are likely to be several days of heavy rain, when the maximum temperature is around 21℃/69.8℉. With floors often being wet and slippery, try to keep yourself safe with water-proof shoes. Long sleeves with pants, jeans and a light jacket is adequate clothing.