Evapotranspiration Calculations
Hopetoun Airport - October 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/10/2025 | 4.0 | 0.2 | 19.9 | 5.6 | 100 | 39 | 6.68 | 17.18 | |
| 02/10/2025 | 4.4 | 0.2 | 18.6 | 8.2 | 93 | 35 | 7.45 | 19.81 | |
| 03/10/2025 | 3.8 | 0.0 | 21.8 | 6.6 | 100 | 46 | 4.82 | 19.04 | |
| 04/10/2025 | 5.1 | 0.0 | 29.1 | 2.5 | 100 | 19 | 2.49 | 22.70 | |
| 05/10/2025 | 9.0 | 0.0 | 33.6 | 12.2 | 74 | 10 | 6.35 | 19.89 | |
| 06/10/2025 | 2.7 | 0.4 | 17.6 | 11.5 | 100 | 47 | 4.02 | 11.94 | |
| 07/10/2025 | 4.2 | 0.2 | 22.0 | 2.0 | 94 | 29 | 2.94 | 22.59 | |
| 08/10/2025 | 4.8 | 0.0 | 25.8 | 4.0 | 80 | 31 | 3.08 | 22.07 | |
| 09/10/2025 | 5.0 | 0.0 | 23.6 | 3.6 | 100 | 28 | 4.74 | 21.81 | |
| 10/10/2025 | 6.4 | 0.0 | 25.4 | 5.6 | 85 | 26 | 6.73 | 23.21 | |
| 11/10/2025 | 5.2 | 0.0 | 23.9 | 5.7 | 96 | 28 | 5.37 | 20.78 | |
| 12/10/2025 | 4.6 | 0.0 | 22.4 | 5.3 | 100 | 32 | 5.87 | 16.05 | |
| 13/10/2025 | 4.5 | 0.0 | 22.4 | 6.0 | 100 | 24 | 2.89 | 23.82 | |
| 14/10/2025 | 4.9 | 0.0 | 24.0 | 3.0 | 89 | 26 | 3.65 | 21.71 | |
| Totals: | 68.6 | 1.0 |
