Evapotranspiration Calculations
Essendon 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 | 0.0 | 18.1 | 9.5 | 73 | 48 | 7.78 | 15.62 | |
| 02/10/2025 | 3.2 | 2.6 | 15.5 | 7.9 | 89 | 45 | 8.27 | 10.08 | |
| 03/10/2025 | 3.4 | 0.6 | 19.8 | 10.4 | 87 | 54 | 5.97 | 14.66 | |
| 04/10/2025 | 4.7 | 0.0 | 25.0 | 8.2 | 95 | 35 | 3.88 | 22.02 | |
| 05/10/2025 | 5.6 | 0.0 | 26.2 | 16.2 | 77 | 33 | 7.93 | 8.39 | |
| 06/10/2025 | 3.7 | 2.2 | 17.8 | 10.9 | 89 | 35 | 5.72 | 13.85 | |
| 07/10/2025 | 4.2 | 0.0 | 19.6 | 7.6 | 82 | 35 | 4.20 | 21.64 | |
| 08/10/2025 | 5.1 | 0.0 | 23.8 | 8.4 | 73 | 36 | 5.65 | 18.30 | |
| 09/10/2025 | 5.2 | 0.0 | 21.6 | 10.8 | 72 | 31 | 6.52 | 18.10 | |
| 10/10/2025 | 6.0 | 0.0 | 21.5 | 12.4 | 57 | 33 | 9.43 | 13.62 | |
| 11/10/2025 | 5.3 | 0.0 | 22.8 | 12.2 | 83 | 29 | 6.32 | 17.81 | |
| 12/10/2025 | 4.2 | 0.2 | 19.8 | 9.1 | 93 | 37 | 6.15 | 16.89 | |
| 13/10/2025 | 3.6 | 5.0 | 17.7 | 5.7 | 88 | 36 | 3.15 | 20.93 | |
| 14/10/2025 | 4.5 | 0.0 | 21.5 | 6.9 | 89 | 36 | 4.45 | 22.37 | |
| Totals: | 62.7 | 10.6 |
