Click on a day for an hourly weather forecast
The temperatures in Cessnock in September are comfortable with low of 10°C and and high up to 22°C.
You can expect about 3 to 8 days of rain in Cessnock 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 Cessnock in September 2025.
If you’re planning to visit Cessnock in the near future, we highly recommend that you review the 14 day weather forecast for Cessnock before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 30° / 18° | 5 | 27 | 0 | 104 mm | Good | Cessnock in January |
| February | 28° / 17° | 5 | 23 | 0 | 137 mm | Perfect | Cessnock in February |
| March | 26° / 16° | 5 | 26 | 0 | 138 mm | Perfect | Cessnock in March |
| April | 23° / 13° | 3 | 27 | 0 | 87 mm | Perfect | Cessnock in April |
| May | 20° / 10° | 2 | 29 | 0 | 50 mm | Good | Cessnock in May |
| June | 16° / 8° | 4 | 26 | 0 | 86 mm | Good | Cessnock in June |
| July | 16° / 7° | 3 | 28 | 0 | 44 mm | Good | Cessnock in July |
| August | 18° / 8° | 3 | 28 | 0 | 61 mm | Good | Cessnock in August |
| September | 22° / 10° | 3 | 27 | 0 | 61 mm | Good | Cessnock in September |
| October | 24° / 12° | 5 | 26 | 0 | 83 mm | Perfect | Cessnock in October |
| November | 27° / 15° | 6 | 24 | 0 | 119 mm | Perfect | Cessnock in November |
| December | 28° / 16° | 5 | 26 | 0 | 104 mm | Perfect | Cessnock in December |