Click on a day for an hourly weather forecast
The weather in Iloilo City in September is very hot. The average temperatures are between 26°C and 30°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Iloilo City. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Iloilo City in September 2025.
If you’re planning to visit Iloilo City in the near future, we highly recommend that you review the 14 day weather forecast for Iloilo City before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 29° / 24° | 4 | 27 | 0 | 53 mm | Good | Iloilo City in January |
| February | 29° / 24° | 2 | 26 | 0 | 37 mm | Good | Iloilo City in February |
| March | 31° / 25° | 2 | 29 | 0 | 35 mm | Good | Iloilo City in March |
| April | 32° / 26° | 3 | 27 | 0 | 41 mm | Good | Iloilo City in April |
| May | 32° / 27° | 9 | 23 | 0 | 126 mm | Ok | Iloilo City in May |
| June | 31° / 26° | 12 | 18 | 0 | 225 mm | Ok | Iloilo City in June |
| July | 30° / 26° | 17 | 14 | 0 | 346 mm | Ok | Iloilo City in July |
| August | 30° / 26° | 13 | 18 | 0 | 306 mm | Ok | Iloilo City in August |
| September | 30° / 26° | 14 | 16 | 0 | 288 mm | Ok | Iloilo City in September |
| October | 30° / 25° | 12 | 19 | 0 | 219 mm | Ok | Iloilo City in October |
| November | 30° / 25° | 5 | 25 | 0 | 90 mm | Good | Iloilo City in November |
| December | 29° / 25° | 6 | 25 | 0 | 79 mm | Good | Iloilo City in December |