Evapotranspiration Calculations
Norah Head - 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 | 0.0 | | 26.1 | 17.8 | 84 | 63 | 2.87 | 19.34 |
| 02/04/2026 | 3.8 | 0.0 | | 27.9 | 18.7 | 88 | 65 | 3.51 | 18.75 |
| 03/04/2026 | 3.2 | 0.2 | | 24.5 | 18.2 | 90 | 76 | 6.53 | 16.91 |
| 04/04/2026 | 2.2 | 23.4 | | 21.9 | 18.6 | 94 | 72 | 8.56 | 4.88 |
| 05/04/2026 | 3.6 | 13.8 | | 23.3 | 17.0 | 88 | 52 | 5.55 | 13.14 |
| 06/04/2026 | 2.3 | 0.0 | | 22.7 | 15.0 | 90 | 64 | 2.45 | 10.54 |
| 07/04/2026 | 3.6 | 0.2 | | 28.6 | 16.3 | 83 | 49 | 2.24 | 16.84 |
| 08/04/2026 | 3.5 | 0.0 | | 27.2 | 18.9 | 89 | 70 | 3.36 | 18.06 |
| 09/04/2026 | 3.6 | 0.0 | | 28.1 | 17.8 | 91 | 64 | 3.58 | 17.91 |
| 10/04/2026 | 2.9 | 0.2 | | 27.0 | 19.8 | 91 | 58 | 2.92 | 11.19 |
| 11/04/2026 | 4.3 | 0.2 | | 25.6 | 21.1 | 81 | 37 | 3.71 | 17.55 |
| 12/04/2026 | 3.6 | 0.0 | | 21.1 | 12.7 | 60 | 34 | 2.74 | 17.09 |
| 13/04/2026 | 3.2 | 0.0 | | 21.8 | 11.6 | 68 | 45 | 2.39 | 17.23 |
| 14/04/2026 | 3.2 | 0.0 | | 23.6 | 13.3 | 83 | 51 | 2.86 | 17.06 |
| 15/04/2026 | 3.6 | 0.0 | | 25.6 | 14.9 | 79 | 48 | 3.14 | 16.90 |
| 16/04/2026 | 3.3 | 0.0 | | 26.1 | 16.2 | 89 | 65 | 3.83 | 16.64 |
| 17/04/2026 | 4.8 | 0.0 | | 27.4 | 16.1 | 83 | 37 | 5.05 | 16.40 |
| 18/04/2026 | 3.5 | 2.6 | | 19.4 | 13.6 | 84 | 47 | 5.58 | 16.41 |
| 19/04/2026 | 3.5 | 0.0 | | 20.4 | 12.4 | 79 | 45 | 4.88 | 16.24 |
| 20/04/2026 | 3.3 | 0.0 | | 20.9 | 13.4 | 77 | 63 | 6.34 | 15.04 |
| 21/04/2026 | 3.0 | 0.2 | | 20.7 | 15.6 | 84 | 61 | 7.01 | 9.28 |
| 22/04/2026 | 4.0 | 0.8 | | 21.8 | 17.0 | 74 | 58 | 8.42 | 14.36 |
| 23/04/2026 | 4.4 | 0.0 | | 22.0 | 18.8 | 69 | 49 | 8.11 | 9.58 |
| 24/04/2026 | 3.2 | 0.0 | | 25.3 | 17.3 | 84 | 53 | 3.77 | 12.85 |
| 25/04/2026 | 2.6 | 0.6 | | 24.2 | 16.3 | 93 | 67 | 3.31 | 14.81 |
| 26/04/2026 | 3.3 | 0.0 | | 24.9 | 15.1 | 80 | 46 | 3.14 | 15.18 |
| Totals: | 89.2 | 42.2 | | | | | | | |
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