| City | Average (°C) | Record (°C) | Yearly (cm) | ||
|---|---|---|---|---|---|
| High | Low | High | Low | Precipitation | |
| Bathurst | 20.7 | 6.6 | 44.7 | -10.6 | 64.3 |
| Coffs Harbour | 23.6 | 14.3 | 41.4 | -3.2 | 166.2 |
| Coonabarabran | 23.9 | 7.5 | 44.0 | -9.0 | 76.3 |
| Dubbo | 24.7 | 10.2 | 46.1 | -6.7 | 57.7 |
| Gunnedah | 25.1 | 12.6 | 48.7 | -8.3 | 62.1 |
| Hillston | 25.1 | 10.8 | 47.2 | -6.0 | 38.9 |
| Inverell | 23.5 | 10.4 | 43.7 | -10.6 | 75.7 |
| Katoomba | 17.4 | 8.3 | 39.8 | -5.6 | 132.6 |
| Lismore | 25.9 | 13.0 | 43.4 | -3.5 | 117.0 |
| Maitland | 22.1 | 11.7 | 46.3 | 0.0 | 48.7 |
| Newcastle | 22.2 | 15.1 | 42.7 | 0.0 | 102.5 |
| Orange | 18.3 | 6.5 | 40.1 | -7.3 | 85.7 |
| Port Macquarie | 23.7 | 12.8 | 43.3 | -3.5 | 135.3 |
| Sydney | 23.0 | 14.5 | 46.4 | -0.1 | 98.9 |
| Tamworth | 24.9 | 9.9 | 45.9 | -8.6 | 63.5 |
| Wagga Wagga | 22.8 | 9.3 | 47.2 | -8.9 | 55.2 |