Click on a day for an hourly weather forecast
The temperatures in Exmouth in September are comfortable with low of 19°C and and high up to 27°C.
As it is almost never rain during September in Exmouth the weather is perfect for hanging out outside and exploring all that Exmouth has to offer.
Our weather forecast can give you a great sense of what weather to expect in Exmouth in September 2025.
If you’re planning to visit Exmouth in the near future, we highly recommend that you review the 14 day weather forecast for Exmouth before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 34° / 26° | 2 | 29 | 0 | 65 mm | Ok | Exmouth in January |
| February | 34° / 27° | 2 | 27 | 0 | 58 mm | Ok | Exmouth in February |
| March | 34° / 27° | 1 | 30 | 0 | 25 mm | Ok | Exmouth in March |
| April | 32° / 26° | 2 | 29 | 0 | 31 mm | Good | Exmouth in April |
| May | 28° / 22° | 2 | 30 | 0 | 55 mm | Perfect | Exmouth in May |
| June | 25° / 20° | 3 | 27 | 0 | 57 mm | Perfect | Exmouth in June |
| July | 25° / 19° | 1 | 30 | 0 | 9 mm | Perfect | Exmouth in July |
| August | 26° / 19° | 0 | 31 | 0 | 5 mm | Perfect | Exmouth in August |
| September | 27° / 19° | 0 | 30 | 0 | 1 mm | Perfect | Exmouth in September |
| October | 30° / 20° | 0 | 31 | 0 | 3 mm | Good | Exmouth in October |
| November | 31° / 22° | 0 | 30 | 0 | 2 mm | Good | Exmouth in November |
| December | 33° / 24° | 1 | 30 | 0 | 39 mm | Good | Exmouth in December |