Evapotranspiration Calculations
Robe Airfield - 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) |
| 01/08/2026 | 1.5 | 0.0 | | 14.2 | 2.3 | 96 | 56 | 3.25 | 11.42 |
| 02/08/2026 | 2.0 | 0.2 | | 15.1 | 4.0 | 90 | 55 | 5.66 | 9.26 |
| 03/08/2026 | 1.8 | 8.2 | | 13.9 | 8.9 | 87 | 55 | 4.46 | 8.59 |
| 04/08/2026 | 1.5 | 0.8 | | 13.8 | 9.4 | 90 | 63 | 3.06 | 11.32 |
| 05/08/2026 | 1.3 | 0.4 | | 12.7 | 9.4 | 89 | 63 | 2.22 | 8.05 |
| 06/08/2026 | 1.2 | 0.0 | | 15.3 | 7.1 | 95 | 72 | 2.27 | 10.25 |
| 07/08/2026 | 1.4 | 3.4 | | 17.0 | 5.7 | 97 | 65 | 2.39 | 11.23 |
| 08/08/2026 | 1.2 | 1.2 | | 13.6 | 7.0 | 94 | 75 | 4.49 | 5.92 |
| 09/08/2026 | 1.1 | 11.0 | | 16.7 | 10.9 | 96 | 84 | 3.57 | 6.58 |
| 10/08/2026 | 1.9 | 11.0 | | 15.6 | 12.1 | 96 | 62 | 5.71 | 9.69 |
| 11/08/2026 | 1.7 | 0.8 | | 14.6 | 9.3 | 94 | 68 | 6.17 | 10.10 |
| 12/08/2026 | 2.0 | 5.8 | | 16.1 | 10.2 | 93 | 61 | 4.62 | 11.59 |
| 13/08/2026 | 1.7 | 0.4 | | 15.5 | 11.6 | 91 | 64 | 3.14 | 10.99 |
| 14/08/2026 | 1.5 | 0.6 | | 15.9 | 11.1 | 94 | 64 | 1.77 | 11.24 |
| 15/08/2026 | 1.2 | 1.0 | | 14.3 | 6.9 | 96 | 78 | 1.73 | 11.01 |
| 16/08/2026 | 1.7 | 0.0 | | 15.6 | 7.5 | 93 | 56 | 2.10 | 13.33 |
| 17/08/2026 | 1.9 | 0.0 | | 18.3 | 5.5 | 94 | 65 | 3.49 | 13.36 |
| 18/08/2026 | 1.4 | 0.0 | | 15.9 | 10.2 | 92 | 80 | 5.33 | 7.31 |
| 19/08/2026 | 1.8 | 13.0 | | 16.1 | 12.5 | 93 | 78 | 7.87 | 12.49 |
| 20/08/2026 | 1.6 | 2.0 | | 15.6 | 11.3 | 93 | 73 | 3.88 | 10.22 |
| 21/08/2026 | 1.9 | 5.6 | | 16.2 | 10.8 | 90 | 68 | 3.61 | 13.43 |
| 22/08/2026 | 1.6 | 0.4 | | 15.8 | 11.5 | 90 | 68 | 2.49 | 10.44 |
| 23/08/2026 | 1.8 | 0.2 | | 16.9 | 10.4 | 91 | 60 | 2.26 | 11.12 |
| 24/08/2026 | | 0.0 | | | 8.6 | 95 | 78 | 2.49 | 8.03 |
| 25/08/2026 | 2.0 | | | 16.6 | 11.8 | 97 | 69 | 5.00 | 14.06 |
| 26/08/2026 | 1.9 | 0.0 | | 16.2 | 10.4 | 92 | 53 | 1.72 | 14.10 |
| Totals: | 40.6 | 66.0 | | | | | | | |
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