Evapotranspiration Calculations
St George Airport - August 2026 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) |
| 06/08/2026 | 2.9 | 0.0 | | 20.6 | 5.6 | 68 | 20 | 1.99 | 15.54 |
| 07/08/2026 | 3.0 | 0.0 | | 21.7 | 3.1 | 73 | 27 | 2.20 | 16.16 |
| 08/08/2026 | 3.1 | 0.0 | | 23.5 | 2.5 | 82 | 23 | 2.11 | 14.81 |
| 09/08/2026 | 6.0 | 0.0 | | 26.2 | 12.9 | 43 | 27 | 6.36 | 10.21 |
| 10/08/2026 | 4.8 | 2.2 | | 20.6 | 9.9 | 92 | 20 | 7.43 | 16.25 |
| 11/08/2026 | 2.9 | 0.2 | | 21.9 | 5.4 | 94 | 37 | 2.52 | 15.86 |
| 12/08/2026 | 2.0 | 0.0 | | 17.2 | 5.0 | 91 | 42 | 2.60 | 6.30 |
| 13/08/2026 | 3.4 | 0.0 | | 20.0 | 4.0 | 91 | 33 | 4.04 | 16.86 |
| 14/08/2026 | 3.4 | 0.0 | | 21.4 | 3.0 | 98 | 27 | 3.17 | 16.95 |
| 15/08/2026 | 3.2 | 0.0 | | 23.4 | 2.0 | 95 | 25 | 2.13 | 17.06 |
| 16/08/2026 | 3.8 | 0.0 | | 23.9 | 7.0 | 83 | 27 | 3.17 | 16.85 |
| 17/08/2026 | 3.6 | 0.0 | | 22.0 | 10.0 | 71 | 38 | 3.90 | 12.49 |
| 18/08/2026 | 4.0 | 0.0 | | 23.7 | 10.1 | 86 | 30 | 3.74 | 17.32 |
| 19/08/2026 | 3.6 | 0.0 | | 24.5 | 9.5 | 87 | 40 | 3.60 | 15.38 |
| 20/08/2026 | 3.7 | 0.0 | | 25.3 | 8.5 | 80 | 30 | 2.61 | 16.81 |
| 21/08/2026 | 4.6 | 0.0 | | 26.1 | 11.0 | 95 | 32 | 4.90 | 15.93 |
| 22/08/2026 | 1.5 | 4.4 | | 17.6 | 13.2 | 99 | 78 | 1.56 | 8.78 |
| 23/08/2026 | 2.9 | 1.8 | | 22.3 | 7.4 | 100 | 40 | 1.87 | 17.97 |
| 24/08/2026 | 4.9 | 0.2 | | 27.7 | 11.3 | 85 | 27 | 3.94 | 18.25 |
| 25/08/2026 | 3.4 | 0.0 | | 24.6 | 17.5 | 99 | 51 | 5.61 | 11.31 |
| 26/08/2026 | 2.6 | 20.6 | | 19.8 | 12.7 | 99 | 61 | 4.03 | 13.95 |
| Totals: | 73.3 | 29.4 | | | | | | | |
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