Evapotranspiration Calculations
Double Island Point Lighthouse - 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 | 2.7 | 6.0 | | 18.7 | 13.9 | 94 | 65 | 11.09 | 11.42 |
| 02/08/2026 | 3.9 | 7.0 | | 20.0 | 15.0 | 90 | 48 | 9.61 | 15.58 |
| 03/08/2026 | 3.7 | 0.0 | | 19.5 | 14.9 | 83 | 53 | 8.00 | 16.61 |
| 04/08/2026 | 3.0 | 0.0 | | 18.9 | 14.8 | 85 | 62 | 5.70 | 16.98 |
| 05/08/2026 | 2.7 | 0.0 | | 20.4 | 16.2 | 85 | 68 | 3.29 | 17.08 |
| 06/08/2026 | 2.2 | 0.0 | | 20.6 | 16.1 | 90 | 72 | 3.41 | 12.29 |
| 07/08/2026 | 2.6 | 0.0 | | 20.2 | 16.1 | 94 | 71 | 4.15 | 17.18 |
| 08/08/2026 | 3.3 | 0.0 | | 21.0 | 17.0 | 80 | 59 | 4.20 | 17.44 |
| 09/08/2026 | 3.9 | 0.0 | | 24.5 | 17.0 | 77 | 52 | 4.72 | 16.64 |
| 10/08/2026 | 3.5 | 0.0 | | 23.4 | 17.7 | 94 | 41 | 4.76 | 11.55 |
| 11/08/2026 | 3.9 | 6.4 | | 22.1 | 13.5 | 86 | 35 | 4.32 | 17.79 |
| 12/08/2026 | 4.2 | 0.2 | | 24.6 | 15.1 | 86 | 45 | 5.30 | 17.90 |
| 13/08/2026 | 4.6 | 0.2 | | 20.8 | 13.8 | 68 | 38 | 6.21 | 18.03 |
| 14/08/2026 | 3.6 | 0.0 | | 19.2 | 14.7 | 84 | 58 | 8.76 | 17.42 |
| 15/08/2026 | 2.7 | 1.0 | | 18.6 | 15.6 | 94 | 68 | 11.27 | 11.48 |
| 16/08/2026 | 2.9 | 13.8 | | 19.0 | 14.2 | 94 | 65 | 12.67 | 12.36 |
| 17/08/2026 | 4.2 | 7.0 | | 20.1 | 14.5 | 88 | 52 | 13.14 | 15.56 |
| 18/08/2026 | 3.4 | 2.2 | | 20.8 | 14.4 | 94 | 59 | 8.88 | 15.79 |
| 19/08/2026 | 3.5 | 20.2 | | 19.9 | 14.4 | 95 | 56 | 9.70 | 16.84 |
| 20/08/2026 | 3.5 | 1.2 | | 20.9 | 15.2 | 93 | 56 | 8.38 | 15.32 |
| 21/08/2026 | 4.2 | 0.4 | | 20.7 | 16.4 | 73 | 50 | 5.72 | 18.87 |
| 22/08/2026 | 2.4 | 0.2 | | 18.9 | 16.0 | 90 | 70 | 6.11 | 10.24 |
| 23/08/2026 | 3.2 | 0.0 | | 22.2 | 16.5 | 90 | 75 | 7.42 | 18.97 |
| 24/08/2026 | 3.3 | 0.2 | | 22.9 | 17.5 | 91 | 68 | 6.56 | 15.97 |
| 25/08/2026 | 3.5 | 0.4 | | 26.1 | 18.2 | 93 | 62 | 4.24 | 15.96 |
| 26/08/2026 | 2.8 | 0.2 | | 24.0 | 18.3 | 94 | 66 | 3.26 | 13.92 |
| Totals: | 87.4 | 66.6 | | | | | | | |
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