Click on a day for an hourly weather forecast
The weather in Hualien in September is very hot. The average temperatures are between 24°C and 28°C, drinking water regularly is advisable.
There’s going to be many days of rain during the month of September in Hualien.
Hualien should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Hualien in September 2025.
If you’re planning to visit Hualien in the near future, we highly recommend that you review the 14 day weather forecast for Hualien before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 19° / 14° | 24 | 7 | 0 | 235 mm | Ok | Hualien in January |
| February | 20° / 15° | 23 | 5 | 0 | 241 mm | Ok | Hualien in February |
| March | 22° / 16° | 22 | 9 | 0 | 213 mm | Ok | Hualien in March |
| April | 24° / 19° | 21 | 9 | 0 | 186 mm | Good | Hualien in April |
| May | 27° / 22° | 27 | 4 | 0 | 331 mm | Awful | Hualien in May |
| June | 29° / 24° | 25 | 5 | 0 | 286 mm | Ok | Hualien in June |
| July | 30° / 24° | 16 | 15 | 0 | 148 mm | Ok | Hualien in July |
| August | 29° / 24° | 16 | 15 | 0 | 184 mm | Ok | Hualien in August |
| September | 28° / 24° | 16 | 15 | 0 | 170 mm | Good | Hualien in September |
| October | 26° / 22° | 16 | 15 | 0 | 154 mm | Good | Hualien in October |
| November | 23° / 19° | 21 | 9 | 0 | 198 mm | Good | Hualien in November |
| December | 20° / 16° | 24 | 7 | 0 | 187 mm | Ok | Hualien in December |