Evapotranspiration Calculations
Busselton Aero - September 2025 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/09/2025 | 2.4 | 0.0 | 19.0 | 4.2 | 100 | 57 | 2.84 | 15.62 | |
| 02/09/2025 | 1.9 | 0.8 | 17.1 | 7.9 | 100 | 58 | 1.78 | 12.85 | |
| 03/09/2025 | 2.9 | 0.0 | 19.0 | 6.5 | 99 | 44 | 3.44 | 16.70 | |
| 04/09/2025 | 2.6 | 0.0 | 17.4 | 8.1 | 99 | 56 | 3.69 | 18.21 | |
| 05/09/2025 | 1.7 | 20.2 | 15.7 | 12.8 | 100 | 67 | 5.32 | 7.22 | |
| 06/09/2025 | 2.4 | 14.0 | 14.8 | 8.8 | 99 | 58 | 7.03 | 14.87 | |
| 07/09/2025 | 2.4 | 4.4 | 14.4 | 7.4 | 99 | 50 | 4.92 | 14.52 | |
| 08/09/2025 | 2.1 | 1.4 | 14.6 | 2.1 | 99 | 61 | 3.58 | 15.84 | |
| 09/09/2025 | 2.1 | 1.2 | 16.1 | 3.3 | 99 | 50 | 1.91 | 14.32 | |
| 10/09/2025 | 2.6 | 0.0 | 16.9 | 5.3 | 99 | 52 | 2.58 | 18.57 | |
| 11/09/2025 | 2.7 | 0.0 | 18.4 | 5.4 | 99 | 52 | 2.50 | 19.46 | |
| 12/09/2025 | 3.2 | 0.0 | 19.5 | 7.2 | 98 | 51 | 5.30 | 16.67 | |
| 13/09/2025 | 2.5 | 0.8 | 19.0 | 15.8 | 100 | 60 | 5.67 | 10.46 | |
| 14/09/2025 | 2.7 | 16.0 | 16.1 | 11.4 | 98 | 53 | 9.01 | 9.54 | |
| 15/09/2025 | 2.7 | 3.8 | 15.2 | 6.3 | 95 | 51 | 4.49 | 16.13 | |
| 16/09/2025 | 2.6 | 0.2 | 16.9 | 7.9 | 99 | 55 | 5.39 | 14.13 | |
| 17/09/2025 | 3.0 | 13.6 | 18.0 | 12.2 | 99 | 56 | 5.96 | 17.20 | |
| 18/09/2025 | 2.6 | 2.2 | 17.1 | 8.8 | 99 | 50 | 3.11 | 15.57 | |
| 19/09/2025 | 2.8 | 1.2 | 20.0 | 9.3 | 100 | 61 | 2.80 | 17.98 | |
| 20/09/2025 | 3.2 | 0.6 | 21.6 | 11.6 | 100 | 58 | 2.70 | 20.10 | |
| Totals: | 51.1 | 80.4 |
