Click on a day for an hourly weather forecast
The temperatures in Coonamble in September are comfortable with low of 11°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in Coonamble 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 Coonamble in September 2025.
If you’re planning to visit Coonamble in the near future, we highly recommend that you review the 14 day weather forecast for Coonamble before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 35° / 24° | 4 | 27 | 0 | 42 mm | Ok | Coonamble in January |
| February | 33° / 23° | 4 | 25 | 0 | 53 mm | Good | Coonamble in February |
| March | 31° / 21° | 4 | 27 | 0 | 50 mm | Good | Coonamble in March |
| April | 26° / 16° | 2 | 28 | 0 | 21 mm | Perfect | Coonamble in April |
| May | 21° / 11° | 2 | 29 | 0 | 31 mm | Good | Coonamble in May |
| June | 17° / 8° | 3 | 27 | 0 | 38 mm | Good | Coonamble in June |
| July | 17° / 7° | 2 | 29 | 0 | 23 mm | Good | Coonamble in July |
| August | 19° / 8° | 2 | 29 | 0 | 23 mm | Good | Coonamble in August |
| September | 23° / 11° | 3 | 27 | 0 | 38 mm | Perfect | Coonamble in September |
| October | 27° / 15° | 3 | 28 | 0 | 45 mm | Perfect | Coonamble in October |
| November | 31° / 20° | 4 | 26 | 0 | 50 mm | Good | Coonamble in November |
| December | 33° / 22° | 5 | 26 | 0 | 62 mm | Good | Coonamble in December |