Evapotranspiration Calculations
Bradshaw - Koolendong Valley (Defence) - 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 | 4.7 | 0.0 | | 34.3 | 15.5 | 59 | 11 | 1.14 | 23.35 |
| 02/09/2025 | | 0.0 | | | 12.4 | 73 | 9 | 1.10 | 23.44 |
| 03/09/2025 | | | | | | 65 | 7 | 1.12 | 23.66 |
| 04/09/2025 | | | | 34.5 | | 72 | 5 | 0.65 | 23.68 |
| 05/09/2025 | 4.6 | 0.0 | | 36.9 | 8.0 | 73 | 11 | 0.97 | 23.72 |
| 06/09/2025 | 4.7 | 0.0 | | 36.8 | 16.0 | 77 | 30 | 0.98 | 22.90 |
| 07/09/2025 | 4.9 | 0.0 | | 38.2 | 21.1 | 85 | 28 | 1.00 | 21.77 |
| 08/09/2025 | | 0.0 | | | 21.3 | 90 | 27 | 1.26 | 22.00 |
| 09/09/2025 | 4.9 | | | 37.3 | 20.5 | 93 | 33 | 1.15 | 21.95 |
| 10/09/2025 | | 0.0 | | | 23.2 | 100 | 28 | 1.00 | 23.28 |
| 11/09/2025 | | | | | | | | | 20.65 |
| 12/09/2025 | | | | 32.5 | | 44 | 16 | 2.77 | 18.87 |
| 13/09/2025 | 5.7 | 0.0 | | 33.0 | 16.4 | 59 | 13 | 1.99 | 24.42 |
| 14/09/2025 | 4.5 | 0.0 | | 35.6 | 10.5 | 73 | 10 | 0.78 | 24.61 |
| 15/09/2025 | 4.9 | 0.0 | | 37.4 | 11.1 | 72 | 12 | 0.95 | 24.69 |
| 16/09/2025 | 5.4 | 0.0 | | 36.4 | 16.5 | 89 | 17 | 1.34 | 24.72 |
| 17/09/2025 | 5.1 | 0.0 | | 37.2 | 17.4 | 92 | 21 | 1.14 | 23.62 |
| 18/09/2025 | 5.3 | 0.0 | | 37.4 | 18.9 | 94 | 25 | 1.23 | 24.02 |
| 19/09/2025 | 5.4 | 0.0 | | 38.4 | 20.6 | 96 | 26 | 1.18 | 24.08 |
| 20/09/2025 | 6.5 | 0.0 | | 39.6 | 22.7 | 83 | 25 | 2.02 | 24.81 |
| Totals: | 66.6 | 0.0 | | | | | | | |
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