Evapotranspiration Calculations
Brisbane - 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 | 3.7 | 1.6 | | 28.6 | 19.4 | 91 | 54 | 1.76 | 17.92 |
| 02/04/2026 | 3.7 | 0.0 | | 28.4 | 19.2 | 85 | 52 | 1.75 | 18.21 |
| 03/04/2026 | 3.0 | 0.0 | | 25.9 | 19.4 | 87 | 64 | 1.52 | 15.23 |
| 04/04/2026 | 4.2 | 0.8 | | 28.8 | 19.7 | 93 | 38 | 2.14 | 19.41 |
| 05/04/2026 | 3.6 | 0.0 | | 27.7 | 20.3 | 83 | 42 | 2.01 | 15.30 |
| 06/04/2026 | 3.5 | 0.0 | | 27.8 | 17.5 | 87 | 47 | 1.39 | 18.56 |
| 07/04/2026 | 3.9 | 0.0 | | 30.6 | 17.3 | 93 | 44 | 1.29 | 20.54 |
| 08/04/2026 | 4.1 | 0.0 | | 33.5 | 18.7 | 94 | 43 | 1.16 | 20.39 |
| 09/04/2026 | 3.8 | 0.0 | | 30.4 | 19.4 | 96 | 55 | 1.33 | 20.11 |
| 10/04/2026 | 3.7 | 0.0 | | 30.0 | 19.8 | 94 | 45 | 1.09 | 20.01 |
| 11/04/2026 | 3.9 | 0.0 | | 32.3 | 19.3 | 91 | 44 | 1.23 | 19.96 |
| 12/04/2026 | 4.5 | 0.0 | | 31.9 | 19.4 | 94 | 18 | 1.96 | 19.80 |
| 13/04/2026 | 3.7 | 0.0 | | 28.5 | 15.8 | 81 | 25 | 1.39 | 19.35 |
| 14/04/2026 | 2.9 | 0.0 | | 26.8 | 17.7 | 86 | 48 | 1.27 | 14.70 |
| 15/04/2026 | 3.4 | 0.0 | | 29.3 | 17.5 | 87 | 42 | 1.30 | 17.67 |
| 16/04/2026 | 3.5 | 0.0 | | 29.4 | 17.4 | 89 | 41 | 1.21 | 19.17 |
| 17/04/2026 | 3.1 | 0.0 | | 30.3 | 17.6 | 93 | 44 | 1.02 | 16.38 |
| 18/04/2026 | 3.6 | 0.0 | | 30.0 | 17.3 | 87 | 33 | 1.41 | 18.54 |
| 19/04/2026 | 3.4 | 0.0 | | 27.5 | 18.0 | 80 | 38 | 1.40 | 18.61 |
| 20/04/2026 | 3.6 | 0.0 | | 28.6 | 16.8 | 81 | 19 | 1.43 | 18.59 |
| 21/04/2026 | 3.4 | 0.0 | | 28.0 | 16.5 | 77 | 32 | 1.41 | 17.57 |
| 22/04/2026 | 3.0 | 0.0 | | 26.5 | 15.3 | 81 | 43 | 1.40 | 16.34 |
| 23/04/2026 | 3.3 | 0.0 | | 26.7 | 16.2 | 73 | 42 | 1.91 | 15.79 |
| 24/04/2026 | 2.7 | 0.0 | | 25.6 | 16.5 | 89 | 43 | 1.89 | 11.29 |
| 25/04/2026 | 1.6 | 6.0 | | 21.0 | 16.0 | 95 | 66 | 1.15 | 7.28 |
| 26/04/2026 | 2.4 | 11.8 | | 24.4 | 15.5 | 94 | 60 | 1.43 | 13.89 |
| Totals: | 89.2 | 20.2 | | | | | | | |
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