Evapotranspiration Calculations
Coolangatta - 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 | 2.1 | 5.2 | 20.0 | 11.3 | 99 | 72 | 2.98 | 12.08 | |
| 02/09/2025 | 3.0 | 0.0 | 22.4 | 11.6 | 96 | 59 | 3.26 | 17.32 | |
| 03/09/2025 | 3.0 | 0.0 | 23.3 | 11.5 | 100 | 58 | 2.39 | 17.97 | |
| 04/09/2025 | 3.1 | 0.0 | 23.6 | 12.3 | 100 | 59 | 2.43 | 18.94 | |
| 05/09/2025 | 5.0 | 0.0 | 26.0 | 15.0 | 88 | 35 | 4.88 | 19.72 | |
| 06/09/2025 | 3.3 | 5.0 | 22.1 | 14.8 | 93 | 56 | 4.54 | 15.79 | |
| 07/09/2025 | 3.4 | 0.2 | 22.3 | 11.2 | 97 | 45 | 2.73 | 19.27 | |
| 08/09/2025 | 3.8 | 0.2 | 23.3 | 9.9 | 99 | 52 | 4.61 | 20.26 | |
| 09/09/2025 | 5.0 | 0.0 | 27.1 | 16.2 | 87 | 46 | 5.60 | 20.35 | |
| 10/09/2025 | 3.8 | 0.0 | 24.9 | 18.7 | 91 | 61 | 5.79 | 16.33 | |
| 11/09/2025 | 5.0 | 0.4 | 24.2 | 14.8 | 95 | 24 | 4.52 | 21.11 | |
| 12/09/2025 | 3.8 | 0.0 | 22.9 | 12.3 | 96 | 50 | 4.67 | 18.99 | |
| 13/09/2025 | 2.7 | 1.0 | 21.4 | 12.1 | 100 | 60 | 2.67 | 15.32 | |
| 14/09/2025 | 3.5 | 0.0 | 23.1 | 10.9 | 100 | 51 | 2.21 | 21.09 | |
| 15/09/2025 | 3.7 | 0.0 | 23.6 | 10.6 | 100 | 54 | 3.39 | 21.70 | |
| 16/09/2025 | 4.2 | 0.0 | 23.7 | 13.4 | 79 | 60 | 5.20 | 21.49 | |
| 17/09/2025 | 4.1 | 0.0 | 25.4 | 18.8 | 94 | 68 | 5.78 | 21.98 | |
| 18/09/2025 | 4.5 | 0.0 | 27.4 | 16.1 | 99 | 55 | 4.62 | 22.09 | |
| 19/09/2025 | 3.9 | 0.0 | 25.4 | 19.3 | 93 | 67 | 4.09 | 20.15 | |
| 20/09/2025 | 2.9 | 0.0 | 25.7 | 19.3 | 95 | 57 | 4.26 | 8.45 | |
| Totals: | 73.8 | 12.0 |
