Evapotranspiration Calculations
Kalgoorlie-Boulder Airport - September 2026 daily calculations
| Date | Evapotrans- piration (mm) 0000- 2400 | Rain (mm) 0900- 0900 | Pan Evaporation (mm) 0900- 0900 | Max Temp | Min Temp | Max Rel Hum (%) | Min Rel Hum (%) | Average 10m Wind Speed (m/sec) | Solar Radiation (MJ/sq m) |
|---|---|---|---|---|---|---|---|---|---|
| 01/09/2026 | 2.5 | 0.0 | 20.3 | 10.6 | 92 | 54 | 2.76 | 12.08 | |
| 02/09/2026 | 4.0 | 0.0 | 20.7 | 11.2 | 82 | 29 | 4.15 | 17.66 | |
| 03/09/2026 | 3.5 | 0.0 | 22.1 | 5.4 | 90 | 32 | 2.75 | 18.34 | |
| 04/09/2026 | 4.7 | 0.0 | 22.9 | 8.2 | 89 | 33 | 6.05 | 18.93 | |
| 05/09/2026 | 3.8 | 0.0 | 24.0 | 4.9 | 87 | 27 | 2.55 | 19.30 | |
| 06/09/2026 | 2.1 | 0.0 | 15.7 | 6.9 | 98 | 55 | 4.30 | 8.55 | |
| 07/09/2026 | 1.8 | 9.2 | 14.7 | 10.4 | 99 | 69 | 6.08 | 8.68 | |
| 08/09/2026 | 2.1 | 2.0 | 15.7 | 10.2 | 99 | 66 | 7.67 | 10.00 | |
| 09/09/2026 | 2.8 | 0.0 | 17.6 | 9.1 | 99 | 57 | 8.44 | 13.06 | |
| 10/09/2026 | 1.7 | 0.2 | 14.1 | 10.2 | 99 | 71 | 5.04 | 8.88 | |
| 11/09/2026 | 2.7 | 0.4 | 21.7 | 11.3 | 99 | 55 | 3.14 | 12.38 | |
| 12/09/2026 | 5.9 | 0.0 | 27.3 | 12.4 | 87 | 27 | 5.83 | 20.37 | |
| 13/09/2026 | 4.4 | 0.0 | 27.3 | 9.6 | 93 | 32 | 2.73 | 20.63 | |
| 14/09/2026 | 5.8 | 0.0 | 26.9 | 10.0 | 77 | 31 | 5.62 | 20.72 | |
| 15/09/2026 | 3.8 | 0.0 | 22.2 | 12.7 | 80 | 54 | 6.83 | 11.73 | |
| Totals: | 51.6 | 11.8 |
