Evapotranspiration Calculations
Gabo Island Lighthouse - 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 | 3.8 | 0.2 | | 23.7 | 15.3 | 90 | 41 | 5.86 | 7.71 |
| 02/10/2026 | 1.3 | 3.6 | | 17.1 | 13.8 | 95 | 80 | 5.76 | 3.46 |
| 03/10/2026 | 1.6 | 29.4 | | 19.3 | 14.0 | 95 | 87 | 4.62 | 8.96 |
| 04/10/2026 | 2.0 | 0.2 | | 15.6 | 13.2 | 95 | 74 | 9.25 | 9.32 |
| 05/10/2026 | 2.0 | 12.4 | | 16.7 | 11.3 | 91 | 75 | 3.23 | 11.23 |
| 06/10/2026 | 3.6 | 0.0 | | 19.5 | 12.7 | 94 | 60 | 12.29 | 17.13 |
| 07/10/2026 | 3.9 | 0.2 | | 15.5 | 10.6 | 81 | 52 | 10.62 | 20.74 |
| 08/10/2026 | 3.5 | 0.0 | | 17.8 | 10.4 | 84 | 54 | 4.17 | 20.69 |
| 09/10/2026 | 3.3 | 0.0 | | 18.4 | 9.8 | 88 | 71 | 9.81 | 23.25 |
| 10/10/2026 | 3.2 | 3.2 | | 20.3 | 16.0 | 94 | 75 | 7.78 | 20.66 |
| 11/10/2026 | 3.9 | 0.2 | | 21.1 | 11.6 | 93 | 62 | 6.85 | 23.49 |
| 12/10/2026 | 6.5 | 0.0 | | 29.7 | 13.4 | 94 | 33 | 7.96 | 15.03 |
| 13/10/2026 | 4.0 | 0.2 | | 16.3 | 12.6 | 81 | 52 | 13.15 | 14.86 |
| 14/10/2026 | 3.9 | 2.6 | | 15.2 | 8.6 | 88 | 49 | 10.49 | 22.92 |
| 15/10/2026 | 3.3 | 0.2 | | 17.1 | 9.1 | 75 | 59 | 5.97 | 16.28 |
| 16/10/2026 | 4.1 | 0.0 | | 19.0 | 11.6 | 80 | 55 | 9.35 | 17.30 |
| 17/10/2026 | 3.6 | 0.4 | | 20.0 | 14.1 | 88 | 65 | 8.36 | 18.55 |
| 18/10/2026 | 4.0 | 0.2 | | 19.6 | 13.3 | 86 | 66 | 8.84 | 24.92 |
| 19/10/2026 | 4.4 | 0.0 | | 21.4 | 14.1 | 87 | 65 | 10.10 | 25.11 |
| 20/10/2026 | 4.7 | 0.0 | | 22.8 | 16.5 | 87 | 57 | 11.01 | 18.86 |
| 21/10/2026 | 3.7 | 0.0 | | 21.3 | 16.3 | 94 | 76 | 9.18 | 25.19 |
| 22/10/2026 | 3.7 | 0.0 | | 21.8 | 16.1 | 94 | 75 | 12.26 | 24.16 |
| 23/10/2026 | 4.8 | 0.0 | | 22.1 | 17.7 | 88 | 65 | 12.98 | 25.80 |
| 24/10/2026 | 3.7 | 0.0 | | 21.3 | 16.2 | 94 | 79 | 7.09 | 26.01 |
| 25/10/2026 | 2.5 | 0.0 | | 22.0 | 16.5 | 94 | 81 | 8.63 | 12.12 |
| 26/10/2026 | 4.0 | 21.0 | | 16.3 | 11.0 | 89 | 55 | 12.84 | 23.43 |
| Totals: | 93.0 | 74.0 | | | | | | | |
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