Evapotranspiration Calculations
St George Airport - October 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) |
| 01/10/2026 | | | | 29.7 | | 59 | 16 | 4.57 | 24.12 |
| 02/10/2026 | 7.5 | 0.0 | | 31.5 | 15.5 | 54 | 14 | 4.23 | 24.25 |
| 03/10/2026 | 7.4 | 0.0 | | 33.3 | 19.0 | 49 | 16 | 4.19 | 18.98 |
| 04/10/2026 | 7.6 | 0.0 | | 33.7 | 16.7 | 50 | 18 | 4.07 | 22.89 |
| 05/10/2026 | 6.5 | 0.0 | | 31.7 | 21.2 | 57 | 25 | 3.78 | 19.20 |
| 06/10/2026 | 6.4 | 0.8 | | 32.6 | 18.6 | 91 | 29 | 4.20 | 22.06 |
| 07/10/2026 | 6.7 | 0.2 | | 30.8 | 13.8 | 65 | 17 | 3.44 | 25.14 |
| 08/10/2026 | 6.4 | 0.0 | | 31.7 | 15.5 | 81 | 25 | 3.51 | 23.90 |
| 09/10/2026 | 8.8 | 0.0 | | 34.6 | 20.2 | 71 | 24 | 6.19 | 25.00 |
| 10/10/2026 | 6.8 | 0.4 | | 32.6 | 18.7 | 91 | 26 | 4.85 | 20.80 |
| 11/10/2026 | 6.5 | 0.2 | | 35.6 | 16.7 | 89 | 16 | 2.38 | 25.00 |
| 12/10/2026 | 8.6 | 0.0 | | 37.8 | 20.3 | 87 | 20 | 5.16 | 22.38 |
| 13/10/2026 | 2.1 | 7.4 | | 24.2 | 20.2 | 98 | 80 | 3.67 | 9.17 |
| 14/10/2026 | 5.9 | 7.4 | | 27.1 | 12.9 | 87 | 24 | 3.55 | 26.39 |
| 15/10/2026 | 3.4 | 0.0 | | 23.6 | 15.5 | 96 | 56 | 5.00 | 13.03 |
| 16/10/2026 | 2.9 | 14.6 | | 20.4 | 15.1 | 91 | 69 | 5.73 | 12.95 |
| 17/10/2026 | 2.3 | 5.0 | | 18.9 | 15.4 | 92 | 70 | 4.36 | 8.98 |
| 18/10/2026 | 1.7 | 1.4 | | 16.7 | 15.5 | 96 | 80 | 4.59 | 8.34 |
| 19/10/2026 | 2.6 | 11.2 | | 20.2 | 13.8 | 98 | 74 | 4.85 | 13.71 |
| 20/10/2026 | 3.6 | 5.2 | | 24.9 | 15.2 | 96 | 62 | 3.89 | 16.62 |
| 21/10/2026 | 3.6 | 0.0 | | 25.7 | 17.5 | 98 | 62 | 4.44 | 15.66 |
| 22/10/2026 | 4.7 | 11.6 | | 27.5 | 14.7 | 100 | 52 | 2.82 | 23.29 |
| 23/10/2026 | 4.7 | 4.8 | | 29.2 | 16.9 | 98 | 53 | 3.12 | 21.51 |
| 24/10/2026 | 5.5 | 0.4 | | 29.5 | 19.7 | 95 | 53 | 4.72 | 24.06 |
| 25/10/2026 | 6.5 | 0.0 | | 32.7 | 20.9 | 91 | 44 | 5.49 | 22.62 |
| 26/10/2026 | 6.3 | 0.4 | | 31.0 | 20.7 | 86 | 49 | 4.36 | 25.84 |
| Totals: | 135.0 | 71.0 | | | | | | | |
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