Evapotranspiration Calculations
Robe Airfield - 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 | 3.2 | 4.8 | 16.4 | 9.9 | 90 | 57 | 7.69 | 17.66 | |
| 02/10/2025 | 3.2 | 2.8 | 15.6 | 8.9 | 85 | 55 | 7.07 | 17.38 | |
| 03/10/2025 | 2.5 | 0.6 | 17.1 | 11.5 | 90 | 69 | 3.30 | 14.73 | |
| 04/10/2025 | 4.8 | 0.4 | 24.6 | 5.4 | 93 | 36 | 4.37 | 22.41 | |
| 05/10/2025 | 3.1 | 0.0 | 18.8 | 15.8 | 94 | 33 | 5.04 | 5.92 | |
| 06/10/2025 | 3.2 | 6.4 | 14.9 | 11.2 | 74 | 50 | 4.18 | 15.79 | |
| 07/10/2025 | 2.6 | 0.0 | 15.2 | 11.1 | 86 | 61 | 5.51 | 12.39 | |
| 08/10/2025 | 3.1 | 0.2 | 17.2 | 12.1 | 91 | 64 | 6.70 | 19.18 | |
| 09/10/2025 | 3.7 | 4.0 | 17.3 | 11.9 | 86 | 59 | 8.59 | 21.65 | |
| 10/10/2025 | 3.5 | 2.0 | 17.6 | 12.6 | 88 | 61 | 9.20 | 18.77 | |
| 11/10/2025 | 3.3 | 0.8 | 17.3 | 12.4 | 88 | 64 | 6.01 | 20.36 | |
| 12/10/2025 | 2.9 | 1.2 | 17.3 | 11.1 | 91 | 67 | 5.30 | 18.06 | |
| 13/10/2025 | 2.7 | 2.8 | 15.3 | 5.8 | 93 | 60 | 3.41 | 17.92 | |
| 14/10/2025 | 3.3 | 0.2 | 16.7 | 10.7 | 91 | 58 | 3.57 | 22.47 | |
| Totals: | 45.1 | 26.2 |
