| Area | Value |
|---|---|
| 1. Barragup | 12.0 °C |
| 2. North Dandalup | 12.0 °C |
| 3. North Yunderup | 12.0 °C |
| 4. Pinjarra | 12.0 °C |
| 5. Silver Sands | 12.0 °C |
| 6. South Yunderup | 12.0 °C |
| 7. Stake Hill | 12.0 °C |
| 8. Wannanup | 12.0 °C |
| 9. West Pinjarra | 12.0 °C |
| 10. Bouvard | 12.0 °C |
| 11. Coodanup | 12.0 °C |
| 12. Dawesville | 12.0 °C |
| 13. Falcon | 12.0 °C |
| 14. Furnissdale | 12.0 °C |
| 15. Greenfields | 12.0 °C |
| 16. Halls Head | 12.0 °C |
| 17. Herron | 12.0 °C |
| 18. Madora Bay | 12.0 °C |
| 19. Mandurah | 12.0 °C |
| 20. Meadow Springs | 12.0 °C |
| 21. Nambeelup | 12.0 °C |
| 22. Lakelands (WA) | 10.0 °C |
| 23. Dudley Park (WA) | 9.8 °C |
| 24. Erskine (WA) | 7.7 °C |
| 25. Coolup | 6.4 °C |