Click on a day for an hourly weather forecast
The temperatures in Gladstone in September are comfortable with low of 16°C and and high up to 26°C.
You can expect about 3 to 8 days of rain in Gladstone 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 Gladstone in September 2025.
If you’re planning to visit Gladstone in the near future, we highly recommend that you review the 14 day weather forecast for Gladstone before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -5° | 4 | 21 | 7 | 46 mm | Awful | Gladstone in January |
| February | 4° / -4° | 3 | 17 | 8 | 58 mm | Awful | Gladstone in February |
| March | 12° / 3° | 6 | 21 | 3 | 129 mm | Bad | Gladstone in March |
| April | 17° / 8° | 7 | 22 | 1 | 127 mm | Ok | Gladstone in April |
| May | 23° / 13° | 9 | 22 | 0 | 190 mm | Good | Gladstone in May |
| June | 29° / 19° | 9 | 21 | 0 | 148 mm | Ok | Gladstone in June |
| July | 30° / 20° | 9 | 22 | 0 | 184 mm | Ok | Gladstone in July |
| August | 30° / 19° | 8 | 23 | 0 | 167 mm | Ok | Gladstone in August |
| September | 26° / 16° | 6 | 24 | 0 | 119 mm | Perfect | Gladstone in September |
| October | 19° / 9° | 5 | 25 | 1 | 109 mm | Good | Gladstone in October |
| November | 12° / 3° | 4 | 25 | 1 | 68 mm | Ok | Gladstone in November |
| December | 6° / -2° | 3 | 23 | 5 | 61 mm | Awful | Gladstone in December |