Evapotranspiration Calculations
Butlers Gorge - 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 | 1.9 | 0.0 | | 18.5 | 8.2 | 93 | 51 | 2.61 | 6.79 |
| 02/04/2026 | 1.7 | 2.8 | | 15.6 | 2.3 | 100 | 60 | 2.65 | 9.78 |
| 03/04/2026 | 1.6 | 2.0 | | 10.0 | 4.3 | 99 | 50 | 2.98 | 10.77 |
| 04/04/2026 | 1.6 | 2.4 | | 13.2 | 0.1 | 100 | 47 | 1.06 | 14.41 |
| 05/04/2026 | 1.7 | 0.0 | | 15.4 | 2.4 | 100 | 54 | 1.33 | 13.60 |
| 06/04/2026 | 1.8 | 0.2 | | 16.8 | 1.1 | 100 | 50 | 1.34 | 14.26 |
| 07/04/2026 | 1.1 | 5.4 | | 12.4 | 7.9 | 100 | 74 | 2.29 | 6.95 |
| 08/04/2026 | | 2.0 | | | -0.9 | 100 | 50 | 0.82 | 13.17 |
| 09/04/2026 | | | | 17.1 | | 99 | 56 | 2.98 | 9.66 |
| 10/04/2026 | 0.8 | 13.4 | | 6.4 | 2.9 | 97 | 77 | 3.01 | 4.05 |
| 11/04/2026 | 0.7 | 33.6 | | 5.0 | 0.8 | 98 | 79 | 3.19 | 3.33 |
| 12/04/2026 | 1.0 | 38.4 | | 8.8 | 1.9 | 93 | 78 | 3.72 | 7.23 |
| 13/04/2026 | | 14.2 | | | 3.2 | 100 | 76 | 2.74 | 7.65 |
| 15/04/2026 | | | | | | | | | 8.39 |
| 16/04/2026 | | | | | | | | | 3.74 |
| 17/04/2026 | | | | 6.8 | | 94 | 77 | 3.95 | 6.45 |
| 18/04/2026 | 0.9 | 5.2 | | 8.3 | 3.5 | 99 | 68 | 2.55 | 5.54 |
| 19/04/2026 | 1.0 | 0.0 | | 14.6 | -2.4 | 99 | 44 | 0.27 | 11.10 |
| 20/04/2026 | 1.1 | 0.0 | | 16.4 | 0.5 | 100 | 42 | 0.59 | 8.81 |
| 21/04/2026 | 1.1 | 0.0 | | 16.2 | -1.5 | 100 | 62 | 0.74 | 11.38 |
| 22/04/2026 | 1.6 | 0.2 | | 17.9 | 0.4 | 100 | 55 | 2.22 | 10.33 |
| 23/04/2026 | 1.5 | 2.4 | | 19.9 | 3.6 | 100 | 47 | 1.10 | 11.49 |
| 24/04/2026 | 1.7 | 0.0 | | 19.9 | 4.4 | 100 | 42 | 1.85 | 9.84 |
| 25/04/2026 | 1.7 | 0.0 | | 19.0 | 4.6 | 100 | 34 | 1.68 | 10.15 |
| 26/04/2026 | 2.0 | 0.0 | | 20.3 | 5.0 | 100 | 38 | 2.39 | 8.96 |
| Totals: | 26.5 | 122.2 | | | | | | | |
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