Click on a day for an hourly weather forecast
The temperatures in Jakarta Raya during September are extremely high, between 27°C and hot as 31°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Jakarta Raya 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 Jakarta Raya in September 2025.
If you’re planning to visit Jakarta Raya in the near future, we highly recommend that you review the 14 day weather forecast for Jakarta Raya before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 30° / 27° | 11 | 20 | 0 | 257 mm | Ok | Jakarta Raya in January |
| February | 30° / 26° | 13 | 16 | 0 | 316 mm | Ok | Jakarta Raya in February |
| March | 31° / 27° | 13 | 18 | 0 | 261 mm | Ok | Jakarta Raya in March |
| April | 31° / 27° | 13 | 17 | 0 | 259 mm | Ok | Jakarta Raya in April |
| May | 32° / 27° | 10 | 21 | 0 | 193 mm | Ok | Jakarta Raya in May |
| June | 31° / 27° | 8 | 22 | 0 | 181 mm | Ok | Jakarta Raya in June |
| July | 31° / 26° | 6 | 25 | 0 | 133 mm | Good | Jakarta Raya in July |
| August | 31° / 26° | 5 | 26 | 0 | 110 mm | Good | Jakarta Raya in August |
| September | 31° / 27° | 6 | 24 | 0 | 124 mm | Good | Jakarta Raya in September |
| October | 32° / 27° | 11 | 20 | 0 | 197 mm | Ok | Jakarta Raya in October |
| November | 31° / 27° | 11 | 19 | 0 | 230 mm | Ok | Jakarta Raya in November |
| December | 31° / 27° | 11 | 20 | 0 | 219 mm | Ok | Jakarta Raya in December |