Evapotranspiration Calculations
Karratha Aero - 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 | 6.2 | 0.0 | | 29.6 | 15.4 | 74 | 24 | 4.33 | 22.04 |
| 02/09/2025 | 6.0 | 0.0 | | 32.9 | 17.0 | 82 | 22 | 3.18 | 22.50 |
| 03/09/2025 | 7.2 | 0.0 | | 33.9 | 19.5 | 83 | 23 | 4.79 | 22.73 |
| 04/09/2025 | 6.9 | 0.0 | | 31.4 | 19.2 | 77 | 38 | 6.18 | 22.82 |
| 05/09/2025 | 7.3 | 0.0 | | 29.4 | 19.5 | 78 | 34 | 8.01 | 22.89 |
| 06/09/2025 | 7.3 | 0.0 | | 27.7 | 16.8 | 84 | 25 | 8.13 | 22.92 |
| 07/09/2025 | 6.6 | 0.0 | | 26.8 | 14.5 | 64 | 23 | 5.40 | 22.98 |
| 08/09/2025 | 6.9 | 0.0 | | 29.2 | 15.1 | 74 | 21 | 5.22 | 23.13 |
| 09/09/2025 | 6.6 | 0.0 | | 29.0 | 14.1 | 76 | 20 | 4.75 | 23.10 |
| 10/09/2025 | 7.2 | 0.0 | | 28.9 | 15.1 | 74 | 13 | 5.30 | 23.22 |
| 11/09/2025 | 8.2 | 0.0 | | 30.4 | 17.3 | 73 | 16 | 6.64 | 23.28 |
| 12/09/2025 | 7.3 | 0.0 | | 30.1 | 15.5 | 75 | 18 | 5.41 | 23.37 |
| 13/09/2025 | 6.3 | 0.0 | | 29.3 | 14.5 | 82 | 19 | 4.12 | 23.52 |
| 14/09/2025 | 6.3 | 0.0 | | 31.1 | 16.5 | 97 | 22 | 3.98 | 23.54 |
| 15/09/2025 | 7.2 | 0.0 | | 29.8 | 20.9 | 82 | 36 | 7.44 | 23.52 |
| 16/09/2025 | 7.4 | 0.0 | | 30.2 | 16.5 | 63 | 21 | 5.12 | 24.02 |
| 17/09/2025 | 6.6 | 0.0 | | 30.5 | 15.1 | 78 | 24 | 4.16 | 24.20 |
| 18/09/2025 | 6.1 | 0.0 | | 30.9 | 16.0 | 94 | 19 | 3.23 | 24.37 |
| 19/09/2025 | 6.7 | 0.0 | | 31.3 | 17.5 | 89 | 25 | 4.37 | 24.48 |
| 20/09/2025 | 7.7 | 0.0 | | 33.9 | 19.3 | 92 | 16 | 4.68 | 24.62 |
| Totals: | 138.0 | 0.0 | | | | | | | |
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