Evapotranspiration Calculations
Nullarbor - 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 | 20.2 | 3.8 | 98 | 33 | 3.95 | 18.31 | |
| 02/09/2025 | 5.3 | 0.0 | 25.1 | 5.7 | 94 | 15 | 4.76 | 18.36 | |
| 03/09/2025 | 4.4 | 0.0 | 24.6 | 4.4 | 98 | 24 | 3.86 | 17.58 | |
| 04/09/2025 | 3.1 | 0.2 | 19.6 | 11.8 | 93 | 45 | 5.51 | 9.79 | |
| 05/09/2025 | 8.4 | 0.0 | 29.2 | 13.6 | 59 | 15 | 8.28 | 18.73 | |
| 06/09/2025 | 6.9 | 0.2 | 28.2 | 16.8 | 72 | 18 | 7.51 | 9.33 | |
| 07/09/2025 | 5.6 | 0.2 | 22.6 | 11.0 | 84 | 18 | 6.73 | 19.22 | |
| 08/09/2025 | 5.4 | 0.0 | 25.0 | 5.3 | 88 | 19 | 5.03 | 19.32 | |
| 09/09/2025 | 4.3 | 0.0 | 20.4 | 10.2 | 89 | 26 | 5.14 | 17.58 | |
| 10/09/2025 | 2.9 | 3.6 | 16.4 | 10.7 | 93 | 56 | 6.94 | 16.01 | |
| 11/09/2025 | 2.7 | 3.4 | 15.9 | 9.4 | 95 | 50 | 4.02 | 15.32 | |
| 12/09/2025 | 3.5 | 0.0 | 19.1 | 5.0 | 87 | 42 | 4.10 | 19.68 | |
| 13/09/2025 | 6.4 | 0.0 | 26.4 | 6.1 | 92 | 17 | 6.35 | 20.22 | |
| 14/09/2025 | 11.0 | 0.0 | 32.7 | 13.1 | 33 | 10 | 9.05 | 19.90 | |
| 15/09/2025 | 5.3 | 0.0 | 20.3 | 14.7 | 82 | 16 | 7.02 | 14.99 | |
| 16/09/2025 | 3.7 | 0.0 | 18.1 | 6.8 | 85 | 42 | 5.20 | 19.23 | |
| 17/09/2025 | 5.2 | 0.0 | 24.0 | 3.1 | 97 | 20 | 4.71 | 20.88 | |
| 18/09/2025 | 6.8 | 0.0 | 28.5 | 7.6 | 95 | 13 | 5.56 | 21.05 | |
| 19/09/2025 | 4.2 | 0.0 | 20.4 | 8.0 | 98 | 33 | 4.71 | 21.19 | |
| 20/09/2025 | 3.6 | 0.2 | 18.2 | 9.6 | 89 | 45 | 4.42 | 20.13 | |
| Totals: | 102.3 | 7.8 |
