Evapotranspiration Calculations
Geraldton 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 | 2.8 | 1.8 | 20.9 | 11.5 | 96 | 65 | 3.87 | 17.55 | |
| 02/09/2026 | 2.7 | 0.2 | 19.6 | 9.4 | 95 | 55 | 2.98 | 16.30 | |
| 03/09/2026 | 3.3 | 0.0 | 20.2 | 6.1 | 93 | 48 | 3.61 | 19.81 | |
| 04/09/2026 | 3.1 | 1.6 | 20.6 | 13.1 | 96 | 57 | 3.76 | 17.52 | |
| 05/09/2026 | 3.4 | 0.2 | 21.1 | 8.0 | 95 | 49 | 4.75 | 16.98 | |
| 06/09/2026 | 2.5 | 25.8 | 19.3 | 11.0 | 96 | 73 | 5.68 | 16.43 | |
| 07/09/2026 | 3.6 | 0.2 | 21.6 | 9.2 | 95 | 57 | 5.89 | 20.50 | |
| 08/09/2026 | 4.2 | 0.0 | 22.7 | 8.5 | 95 | 44 | 5.31 | 20.70 | |
| 09/09/2026 | 4.4 | 0.0 | 23.4 | 8.7 | 91 | 45 | 5.88 | 20.86 | |
| 10/09/2026 | 4.7 | 0.0 | 25.3 | 10.9 | 94 | 39 | 4.92 | 21.01 | |
| 11/09/2026 | 4.7 | 0.0 | 26.4 | 11.7 | 95 | 49 | 5.58 | 21.13 | |
| 12/09/2026 | 3.2 | 0.0 | 23.1 | 13.2 | 95 | 64 | 3.51 | 18.55 | |
| 13/09/2026 | 3.6 | 0.0 | 21.4 | 10.5 | 97 | 51 | 3.61 | 21.04 | |
| 14/09/2026 | 3.8 | 0.0 | 22.0 | 7.7 | 94 | 51 | 4.43 | 21.59 | |
| 15/09/2026 | 3.5 | 0.0 | 23.2 | 9.2 | 94 | 60 | 3.19 | 21.72 | |
| Totals: | 53.5 | 29.8 |
