Click on a day for an hourly weather forecast
The temperatures in Beijing in September are comfortable with low of 17°C and and high up to 28°C.
You can expect about 3 to 8 days of rain in Beijing during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Beijing in September 2025.
If you’re planning to visit Beijing in the near future, we highly recommend that you review the 14 day weather forecast for Beijing before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -7° | 1 | 28 | 2 | 2 mm | Awful | Beijing in January |
| February | 5° / -3° | 1 | 25 | 3 | 8 mm | Awful | Beijing in February |
| March | 14° / 4° | 1 | 29 | 1 | 9 mm | Good | Beijing in March |
| April | 22° / 11° | 2 | 28 | 0 | 24 mm | Good | Beijing in April |
| May | 29° / 17° | 2 | 29 | 0 | 34 mm | Good | Beijing in May |
| June | 33° / 21° | 4 | 26 | 0 | 73 mm | Good | Beijing in June |
| July | 34° / 23° | 6 | 25 | 0 | 176 mm | Ok | Beijing in July |
| August | 32° / 22° | 6 | 25 | 0 | 124 mm | Good | Beijing in August |
| September | 28° / 17° | 3 | 27 | 0 | 59 mm | Perfect | Beijing in September |
| October | 20° / 11° | 2 | 29 | 0 | 29 mm | Good | Beijing in October |
| November | 10° / 3° | 1 | 28 | 1 | 19 mm | Ok | Beijing in November |
| December | 3° / -5° | 1 | 28 | 2 | 3 mm | Awful | Beijing in December |