| Month | Daily minimum (°C) | Daily maximum (°C) | Days of rain | Rainfall (mm) |
|---|---|---|---|---|
| January | 12.5 | 28.5 | 5.6 | 46.2 |
| February | 12.6 | 28.9 | 5.0 | 41.3 |
| March | 10.4 | 25.6 | 6.2 | 51.5 |
| April | 7.8 | 20.8 | 8.4 | 60.2 |
| May | 5.9 | 16.1 | 12.0 | 79.3 |
| June | 4.1 | 12.5 | 14.4 | 94.3 |
| July | 3.5 | 11.9 | 15.7 | 93.5 |
| August | 4.2 | 13.6 | 16.0 | 99.8 |
| September | 5.6 | 16.4 | 13.4 | 82.5 |
| October | 7.2 | 19.6 | 11.8 | 80.2 |
| November | 9.1 | 23.1 | 9.0 | 66.6 |
| December | 10.8 | 26.2 | 7.4 | 55.8 |
| Statistics provided by BOM for Lake Eildon (nearest comparable weather site to Jamieson) | ||||