Evapotranspiration Calculations
Kalgoorlie-Boulder Airport - April 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/04/2026 | 4.8 | 0.0 | 27.3 | 12.2 | 70 | 25 | 2.91 | 20.03 | |
| 02/04/2026 | 5.5 | 0.0 | 29.1 | 14.9 | 92 | 36 | 6.37 | 15.18 | |
| 03/04/2026 | 4.1 | 8.2 | 25.2 | 16.2 | 87 | 58 | 4.91 | 19.50 | |
| 04/04/2026 | 3.6 | 0.0 | 27.6 | 16.1 | 99 | 56 | 4.70 | 13.98 | |
| 05/04/2026 | 4.3 | 0.6 | 29.0 | 15.6 | 99 | 37 | 2.89 | 19.12 | |
| 06/04/2026 | 4.4 | 0.0 | 26.3 | 16.1 | 87 | 51 | 5.69 | 17.64 | |
| 07/04/2026 | 3.6 | 0.0 | 25.9 | 18.0 | 86 | 55 | 4.52 | 13.05 | |
| 08/04/2026 | 3.8 | 0.0 | 26.5 | 13.0 | 99 | 32 | 2.67 | 16.23 | |
| 09/04/2026 | 4.5 | 0.0 | 24.9 | 10.7 | 76 | 32 | 4.01 | 17.99 | |
| 10/04/2026 | 4.0 | 0.0 | 22.7 | 9.2 | 83 | 36 | 4.00 | 18.69 | |
| 11/04/2026 | 4.4 | 0.0 | 23.7 | 11.8 | 79 | 36 | 4.71 | 17.98 | |
| 12/04/2026 | 4.7 | 0.0 | 26.8 | 13.1 | 77 | 28 | 3.63 | 18.10 | |
| 13/04/2026 | 4.7 | 0.0 | 30.2 | 13.9 | 65 | 25 | 2.65 | 18.24 | |
| 14/04/2026 | 4.5 | 0.0 | 29.9 | 11.9 | 91 | 21 | 2.64 | 18.08 | |
| 15/04/2026 | 4.9 | 0.0 | 31.8 | 15.7 | 70 | 18 | 2.70 | 17.73 | |
| 16/04/2026 | 5.0 | 0.2 | 30.1 | 15.4 | 79 | 29 | 3.71 | 17.68 | |
| 17/04/2026 | 4.6 | 12.0 | 31.0 | 16.6 | 92 | 30 | 3.44 | 15.66 | |
| 18/04/2026 | 3.4 | 2.0 | 24.2 | 15.3 | 83 | 52 | 3.50 | 15.25 | |
| 19/04/2026 | 3.8 | 0.0 | 27.3 | 12.5 | 92 | 40 | 3.12 | 17.25 | |
| 20/04/2026 | 8.3 | 0.0 | 35.7 | 17.5 | 72 | 16 | 6.55 | 15.02 | |
| 21/04/2026 | 4.1 | 1.2 | 21.8 | 13.1 | 92 | 28 | 4.91 | 16.39 | |
| 22/04/2026 | 4.4 | 0.0 | 25.3 | 9.1 | 64 | 39 | 4.53 | 16.26 | |
| 23/04/2026 | 2.0 | 6.6 | 19.0 | 15.9 | 99 | 51 | 3.48 | 5.98 | |
| 24/04/2026 | 3.1 | 4.0 | 25.6 | 10.3 | 99 | 40 | 2.16 | 16.53 | |
| 25/04/2026 | 3.3 | 0.2 | 23.1 | 9.8 | 90 | 38 | 3.05 | 16.47 | |
| 26/04/2026 | 3.7 | 0.0 | 25.3 | 9.6 | 82 | 35 | 3.15 | 16.16 | |
| Totals: | 111.5 | 35.0 |
