Evapotranspiration Calculations
Double Island Point Lighthouse - April 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) |
| 01/04/2026 | 4.2 | 1.4 | | 25.9 | 21.1 | 94 | 67 | 11.33 | 17.49 |
| 02/04/2026 | 5.1 | 3.0 | | 25.6 | 21.0 | 85 | 63 | 11.37 | 20.52 |
| 03/04/2026 | 4.3 | 0.0 | | 25.3 | 21.4 | 90 | 65 | 10.11 | 16.84 |
| 04/04/2026 | 6.0 | 0.8 | | 25.3 | 21.5 | 75 | 59 | 13.91 | 20.11 |
| 05/04/2026 | 4.2 | 0.2 | | 24.6 | 20.7 | 91 | 64 | 15.17 | 12.82 |
| 06/04/2026 | 4.0 | 1.4 | | 24.0 | 19.4 | 93 | 66 | 11.10 | 17.31 |
| 07/04/2026 | 4.3 | 4.6 | | 25.8 | 19.9 | 79 | 63 | 4.26 | 20.96 |
| 08/04/2026 | 4.7 | 0.0 | | 29.4 | 20.8 | 84 | 59 | 3.88 | 20.80 |
| 09/04/2026 | 4.4 | 0.0 | | 26.9 | 22.2 | 85 | 65 | 5.02 | 19.98 |
| 10/04/2026 | 4.5 | 0.0 | | 26.9 | 22.4 | 81 | 62 | 4.66 | 20.37 |
| 11/04/2026 | 4.4 | 0.0 | | 28.8 | 20.9 | 89 | 59 | 3.66 | 20.23 |
| 12/04/2026 | 5.5 | 0.0 | | 26.6 | 21.1 | 91 | 28 | 5.45 | 20.20 |
| 13/04/2026 | 5.9 | 0.0 | | 23.8 | 18.1 | 75 | 33 | 7.88 | 20.04 |
| 14/04/2026 | 4.3 | 0.0 | | 26.8 | 20.9 | 87 | 53 | 7.46 | 10.82 |
| 15/04/2026 | 4.6 | 0.0 | | 26.0 | 21.9 | 74 | 54 | 4.39 | 19.56 |
| 16/04/2026 | 4.2 | 0.0 | | 26.5 | 20.3 | 76 | 58 | 3.31 | 19.57 |
| 17/04/2026 | 4.1 | 0.0 | | 28.9 | 20.3 | 89 | 55 | 3.46 | 17.76 |
| 18/04/2026 | 5.2 | 0.0 | | 27.4 | 20.3 | 91 | 49 | 8.04 | 18.79 |
| 19/04/2026 | 4.4 | 0.0 | | 24.5 | 20.7 | 82 | 59 | 6.71 | 18.85 |
| 20/04/2026 | 5.1 | 0.0 | | 23.5 | 20.4 | 80 | 54 | 10.27 | 19.05 |
| 21/04/2026 | 4.6 | 0.0 | | 22.7 | 19.9 | 83 | 61 | 12.76 | 17.12 |
| 22/04/2026 | 3.6 | 0.8 | | 22.5 | 18.0 | 91 | 63 | 11.20 | 13.04 |
| 23/04/2026 | 3.7 | 1.2 | | 21.6 | 17.5 | 92 | 61 | 13.15 | 13.87 |
| 24/04/2026 | 3.4 | 12.4 | | 21.8 | 16.2 | 95 | 66 | 13.59 | 15.47 |
| 25/04/2026 | 3.7 | 4.2 | | 23.4 | 16.2 | 93 | 66 | 15.68 | 13.51 |
| 26/04/2026 | 4.3 | 6.8 | | 23.2 | 16.9 | 86 | 60 | 13.59 | 13.99 |
| Totals: | 116.7 | 36.8 | | | | | | | |
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