Click on a day for an hourly weather forecast
The weather in Darwin in September is very hot. The average temperatures are between 24°C and 32°C, drinking water regularly is advisable.
You can expect a few rainy days in Darwin during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Darwin in September 2025.
If you’re planning to visit Darwin in the near future, we highly recommend that you review the 14 day weather forecast for Darwin before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 31° / 27° | 20 | 11 | 0 | 670 mm | Ok | Darwin in January |
| February | 31° / 27° | 17 | 12 | 0 | 521 mm | Ok | Darwin in February |
| March | 31° / 27° | 16 | 15 | 0 | 425 mm | Ok | Darwin in March |
| April | 31° / 26° | 8 | 22 | 0 | 195 mm | Ok | Darwin in April |
| May | 31° / 24° | 2 | 29 | 0 | 53 mm | Good | Darwin in May |
| June | 29° / 22° | 0 | 30 | 0 | 5 mm | Good | Darwin in June |
| July | 29° / 22° | 0 | 31 | 0 | 6 mm | Good | Darwin in July |
| August | 30° / 22° | 0 | 31 | 0 | 5 mm | Good | Darwin in August |
| September | 32° / 24° | 1 | 29 | 0 | 40 mm | Good | Darwin in September |
| October | 33° / 26° | 4 | 27 | 0 | 114 mm | Good | Darwin in October |
| November | 33° / 28° | 10 | 20 | 0 | 170 mm | Ok | Darwin in November |
| December | 33° / 28° | 18 | 13 | 0 | 455 mm | Ok | Darwin in December |