Evapotranspiration Calculations
Southern Cross Airfield - 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 | 3.6 | 0.0 | 22.0 | 0.7 | 98 | 22 | 2.70 | 18.75 | |
| 02/09/2025 | 3.0 | 0.0 | 21.0 | 1.4 | 98 | 26 | 1.85 | 18.87 | |
| 03/09/2025 | 4.2 | 0.0 | 24.8 | 6.7 | 93 | 23 | 3.38 | 17.33 | |
| 04/09/2025 | 3.6 | 0.0 | 21.1 | 9.3 | 90 | 46 | 4.32 | 18.80 | |
| 05/09/2025 | 3.9 | 0.0 | 21.4 | 5.3 | 99 | 35 | 5.08 | 16.69 | |
| 06/09/2025 | 3.0 | 15.0 | 16.3 | 9.4 | 98 | 51 | 8.02 | 14.94 | |
| 07/09/2025 | 2.5 | 0.6 | 16.0 | 5.6 | 97 | 59 | 5.00 | 15.23 | |
| 08/09/2025 | 2.9 | 4.0 | 13.9 | 5.0 | 98 | 44 | 5.16 | 19.06 | |
| 09/09/2025 | 2.9 | 0.2 | 16.3 | 1.1 | 100 | 43 | 3.53 | 19.50 | |
| 10/09/2025 | 3.1 | 0.0 | 17.6 | 3.3 | 100 | 38 | 3.20 | 20.12 | |
| 11/09/2025 | 3.9 | 0.0 | 20.0 | 5.3 | 83 | 32 | 3.92 | 20.36 | |
| 12/09/2025 | 4.8 | 0.0 | 24.5 | 3.6 | 87 | 21 | 3.79 | 20.33 | |
| 13/09/2025 | 5.1 | 0.0 | 25.6 | 5.0 | 98 | 23 | 5.03 | 15.04 | |
| 14/09/2025 | 4.4 | 3.8 | 21.6 | 11.7 | 98 | 38 | 8.46 | 14.89 | |
| 15/09/2025 | 3.1 | 1.0 | 16.1 | 5.7 | 95 | 43 | 5.04 | 16.99 | |
| 16/09/2025 | 2.8 | 0.4 | 16.7 | 0.1 | 100 | 34 | 1.70 | 20.72 | |
| 17/09/2025 | 3.8 | 0.0 | 20.7 | 0.8 | 98 | 39 | 3.97 | 21.03 | |
| 18/09/2025 | 3.6 | 0.0 | 19.7 | 4.1 | 100 | 36 | 3.73 | 18.83 | |
| 19/09/2025 | 2.7 | 0.0 | 19.4 | 2.5 | 96 | 50 | 2.71 | 15.34 | |
| 20/09/2025 | 3.8 | 0.0 | 23.9 | 5.0 | 99 | 34 | 2.17 | 21.82 | |
| Totals: | 70.7 | 25.0 |
