Click on a day for an hourly weather forecast
The temperatures in Lismore in September are comfortable with low of 13°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in Lismore 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 Lismore in September 2025.
If you’re planning to visit Lismore in the near future, we highly recommend that you review the 14 day weather forecast for Lismore before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 28° / 19° | 6 | 25 | 0 | 186 mm | Perfect | Lismore in January |
| February | 27° / 19° | 7 | 21 | 0 | 204 mm | Good | Lismore in February |
| March | 26° / 18° | 8 | 23 | 0 | 225 mm | Good | Lismore in March |
| April | 23° / 16° | 5 | 25 | 0 | 122 mm | Perfect | Lismore in April |
| May | 21° / 13° | 3 | 28 | 0 | 97 mm | Good | Lismore in May |
| June | 18° / 11° | 4 | 26 | 0 | 126 mm | Good | Lismore in June |
| July | 18° / 10° | 3 | 28 | 0 | 56 mm | Good | Lismore in July |
| August | 20° / 10° | 2 | 29 | 0 | 65 mm | Good | Lismore in August |
| September | 23° / 13° | 3 | 27 | 0 | 56 mm | Perfect | Lismore in September |
| October | 25° / 15° | 6 | 25 | 0 | 136 mm | Perfect | Lismore in October |
| November | 27° / 17° | 6 | 24 | 0 | 130 mm | Perfect | Lismore in November |
| December | 27° / 18° | 9 | 22 | 0 | 185 mm | Good | Lismore in December |