Evapotranspiration Calculations
Melbourne 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) |
|---|---|---|---|---|---|---|---|---|---|
| 28/09/2025 | 3.0 | 0.0 | 6.0 | 16.7 | 6.7 | 87 | 41 | 3.56 | 14.73 |
| 29/09/2025 | 4.9 | 0.0 | 3.8 | 22.5 | 4.7 | 89 | 34 | 6.40 | 20.16 |
| 30/09/2025 | 3.6 | 0.4 | 7.0 | 22.5 | 12.5 | 100 | 40 | 5.10 | 11.02 |
| 01/10/2025 | 4.0 | 1.0 | 4.6 | 18.5 | 8.0 | 78 | 47 | 7.22 | 17.85 |
| 02/10/2025 | 3.3 | 1.4 | 6.4 | 16.5 | 6.9 | 92 | 46 | 8.89 | 10.65 |
| 03/10/2025 | 3.7 | 0.0 | 4.4 | 19.8 | 9.8 | 87 | 49 | 6.74 | 14.15 |
| 04/10/2025 | 5.5 | 0.2 | 3.8 | 25.5 | 6.8 | 96 | 27 | 5.19 | 21.79 |
| Totals: | 28.0 | 3.0 | 36.0 |
