Evapotranspiration Calculations
St George Airport - December 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) |
| 01/12/2025 | 10.2 | 0.0 | | 32.0 | 16.1 | 48 | 11 | 6.27 | 30.84 |
| 02/12/2025 | 8.9 | 0.0 | | 28.4 | 12.1 | 58 | 13 | 6.29 | 30.77 |
| 03/12/2025 | 7.2 | 0.0 | | 31.8 | 10.5 | 56 | 7 | 2.46 | 30.93 |
| 04/12/2025 | 8.7 | 0.0 | | 34.3 | 16.0 | 62 | 16 | 3.90 | 30.90 |
| 05/12/2025 | 10.2 | 0.0 | | 37.1 | 22.4 | 54 | 16 | 4.76 | 30.89 |
| 06/12/2025 | 11.8 | 0.0 | | 40.1 | 23.6 | 41 | 15 | 5.60 | 30.92 |
| 07/12/2025 | 9.8 | 0.0 | | 39.5 | 24.9 | 67 | 16 | 5.61 | 20.33 |
| 08/12/2025 | 7.9 | 1.0 | | 37.8 | 18.0 | 97 | 25 | 2.68 | 31.14 |
| 09/12/2025 | 9.9 | 0.0 | | 40.1 | 25.1 | 64 | 21 | 4.18 | 30.06 |
| 10/12/2025 | 10.4 | 0.0 | | 39.9 | 27.0 | 98 | 22 | 6.46 | 28.75 |
| 11/12/2025 | 8.0 | 21.6 | | 34.1 | 20.4 | 96 | 31 | 4.94 | 28.66 |
| 12/12/2025 | 7.7 | 2.2 | | 32.5 | 18.7 | 97 | 36 | 5.87 | 28.64 |
| 13/12/2025 | 8.9 | 0.0 | | 35.8 | 20.9 | 81 | 17 | 4.33 | 29.37 |
| 14/12/2025 | 7.7 | 0.8 | | 36.2 | 20.9 | 92 | 31 | 3.29 | 29.02 |
| 15/12/2025 | 8.7 | 0.0 | | 37.6 | 21.1 | 87 | 20 | 3.77 | 29.51 |
| 16/12/2025 | 6.8 | 0.0 | | 33.9 | 18.9 | 76 | 29 | 4.11 | 19.46 |
| 17/12/2025 | 7.2 | 0.0 | | 33.7 | 21.6 | 87 | 35 | 3.85 | 26.15 |
| 18/12/2025 | 8.8 | 0.0 | | 35.0 | 22.2 | 69 | 29 | 4.19 | 31.49 |
| Totals: | 158.8 | 25.6 | | | | | | | |
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