Evapotranspiration Calculations
St George Airport - May 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/05/2026 | 4.0 | 0.0 | 28.3 | 13.0 | 89 | 34 | 3.11 | 16.22 | |
| 02/05/2026 | 3.1 | 0.0 | 26.9 | 14.5 | 81 | 47 | 2.68 | 11.35 | |
| 03/05/2026 | 4.2 | 0.0 | 28.6 | 20.0 | 73 | 40 | 3.75 | 13.79 | |
| 04/05/2026 | 4.1 | 0.0 | 30.4 | 18.4 | 92 | 39 | 3.59 | 14.11 | |
| 05/05/2026 | 1.6 | 5.6 | 18.6 | 15.9 | 97 | 73 | 4.39 | 6.46 | |
| 06/05/2026 | 3.3 | 0.0 | 24.0 | 9.8 | 92 | 34 | 2.90 | 16.25 | |
| 07/05/2026 | 3.5 | 0.0 | 20.9 | 8.9 | 86 | 38 | 4.54 | 16.13 | |
| 08/05/2026 | 3.7 | 0.0 | 19.2 | 5.7 | 65 | 32 | 4.64 | 16.00 | |
| 09/05/2026 | 2.9 | 0.0 | 22.6 | 5.6 | 91 | 36 | 2.49 | 15.93 | |
| 10/05/2026 | 2.4 | 0.0 | 26.2 | 5.0 | 92 | 30 | 1.07 | 15.33 | |
| 11/05/2026 | 3.4 | 0.0 | 26.5 | 9.1 | 75 | 31 | 2.38 | 15.55 | |
| 12/05/2026 | 4.1 | 0.0 | 25.9 | 14.7 | 78 | 33 | 4.08 | 14.99 | |
| 13/05/2026 | 4.2 | 0.0 | 25.9 | 14.3 | 71 | 32 | 4.13 | 14.15 | |
| 14/05/2026 | 3.9 | 0.0 | 25.6 | 11.7 | 78 | 38 | 4.01 | 14.81 | |
| 15/05/2026 | 3.5 | 0.0 | 25.5 | 10.9 | 97 | 36 | 3.48 | 15.24 | |
| 16/05/2026 | 3.0 | 0.0 | 25.4 | 13.6 | 83 | 40 | 2.55 | 13.69 | |
| 17/05/2026 | 3.2 | 0.0 | 25.9 | 14.6 | 78 | 40 | 2.63 | 13.98 | |
| Totals: | 58.1 | 5.6 |
