| Month | Daily minimum (°C) | Daily maximum (°C) | Days of rain | Rainfall (mm) |
|---|---|---|---|---|
| January | 10.6 | 25.3 | 10.0 | 75.9 |
| February | 11.4 | 25.1 | 8.3 | 69.3 |
| March | 9.7 | 22.9 | 11.6 | 81.9 |
| April | 7.3 | 18.5 | 13.0 | 116.7 |
| May | 5.7 | 14.8 | 17.0 | 143.4 |
| June | 3.8 | 12.3 | 17.4 | 130.7 |
| July | 2.7 | 11.8 | 18.8 | 142.8 |
| August | 3.4 | 13.1 | 19.9 | 158.4 |
| September | 4.8 | 15.9 | 18.3 | 154.7 |
| October | 6.6 | 18.1 | 17.4 | 147.9 |
| November | 7.9 | 20.2 | 14.1 | 126.0 |
| December | 9.6 | 23.0 | 12.2 | 108.7 |
| Statistics provided by BOM for Powelltown (nearest comparable weather site to Warburton) | ||||