Click on a day for an hourly weather forecast
The temperatures in Devonport in September are quite cold with temperatures between 8°C and 13°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Devonport 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 Devonport in September 2025.
If you’re planning to visit Devonport in the near future, we highly recommend that you review the 14 day weather forecast for Devonport before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 20° / 13° | 3 | 29 | 0 | 48 mm | Good | Devonport in January |
| February | 20° / 14° | 2 | 26 | 0 | 49 mm | Good | Devonport in February |
| March | 19° / 13° | 4 | 28 | 0 | 70 mm | Good | Devonport in March |
| April | 16° / 11° | 4 | 26 | 0 | 70 mm | Good | Devonport in April |
| May | 14° / 10° | 5 | 26 | 0 | 121 mm | Good | Devonport in May |
| June | 12° / 8° | 5 | 25 | 0 | 129 mm | Ok | Devonport in June |
| July | 12° / 8° | 7 | 24 | 0 | 171 mm | Bad | Devonport in July |
| August | 12° / 7° | 8 | 23 | 0 | 165 mm | Bad | Devonport in August |
| September | 13° / 8° | 6 | 24 | 0 | 115 mm | Ok | Devonport in September |
| October | 15° / 8° | 4 | 27 | 0 | 78 mm | Good | Devonport in October |
| November | 17° / 10° | 4 | 26 | 0 | 84 mm | Good | Devonport in November |
| December | 18° / 11° | 3 | 28 | 0 | 58 mm | Good | Devonport in December |