| Month | Daily minimum (°C) | Daily maximum (°C) | Days of rain | Rainfall (mm) |
|---|---|---|---|---|
| January | 13.4 | 25.0 | 7.1 | 45.0 |
| February | 13.9 | 25.0 | 6.5 | 43.3 |
| March | 12.9 | 23.3 | 8.0 | 49.9 |
| April | 10.9 | 19.4 | 10.9 | 62.3 |
| May | 9.1 | 16.2 | 13.6 | 69.5 |
| June | 7.2 | 13.5 | 14.7 | 70.7 |
| July | 6.5 | 12.8 | 15.0 | 68.7 |
| August | 6.9 | 13.8 | 15.4 | 70.7 |
| September | 8.0 | 15.9 | 14.4 | 72.4 |
| October | 9.5 | 18.1 | 12.9 | 70.1 |
| November | 10.7 | 20.3 | 10.4 | 59.0 |
| December | 12.1 | 23.1 | 8.3 | 53.9 |
| Statistics provided by BOM for Mornington (nearest comparable weather site to Mornington) | ||||