| Month | Daily minimum (°C) | Daily maximum (°C) | Days of rain | Rainfall (mm) |
|---|---|---|---|---|
| January | 11.7 | 27.4 | 9.9 | 50.5 |
| February | 11.9 | 27.5 | 6.9 | 52.1 |
| March | 9.1 | 24.9 | 8.0 | 43.3 |
| April | 6.3 | 20.1 | 12.0 | 61.5 |
| May | 5.2 | 16.3 | 14.2 | 63.4 |
| June | 4.2 | 14.1 | 18.0 | 66.9 |
| July | 3.7 | 13.2 | 18.0 | 58.2 |
| August | 4.1 | 14.9 | 17.7 | 68.9 |
| September | 5.5 | 17.2 | 15.6 | 75.5 |
| October | 6.4 | 19.1 | 14.5 | 69.0 |
| November | 8.2 | 22.1 | 11.2 | 65.4 |
| December | 9.2 | 24.8 | 9.2 | 42.1 |
| Statistics provided by BOM for Coldstream (nearest comparable weather site to Yarra Glen) | ||||