Evapotranspiration Calculations
Hamilton Airport - 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 | 3.1 | 0.0 | | 21.9 | 15.0 | 99 | 36 | 3.68 | 10.47 |
| 02/04/2026 | 2.9 | 3.6 | | 21.1 | 7.5 | 99 | 47 | 3.24 | 15.57 |
| 03/04/2026 | 2.8 | 0.2 | | 17.6 | 8.1 | 99 | 44 | 4.56 | 14.42 |
| 04/04/2026 | 4.2 | 0.2 | | 20.3 | 5.4 | 88 | 32 | 6.08 | 16.77 |
| 05/04/2026 | 3.9 | 0.0 | | 25.1 | 4.9 | 99 | 27 | 3.18 | 15.99 |
| 06/04/2026 | 3.2 | 4.0 | | 25.2 | 12.4 | 99 | 56 | 5.05 | 12.32 |
| 07/04/2026 | 1.9 | 2.8 | | 16.5 | 13.8 | 99 | 71 | 5.58 | 10.55 |
| 08/04/2026 | 2.5 | 1.2 | | 18.7 | 3.9 | 99 | 44 | 3.25 | 12.01 |
| 09/04/2026 | 3.9 | 1.6 | | 23.8 | 11.0 | 99 | 49 | 8.05 | 13.85 |
| 10/04/2026 | 2.1 | 4.2 | | 14.6 | 9.7 | 99 | 59 | 7.32 | 10.33 |
| 11/04/2026 | 2.5 | 3.6 | | 14.8 | 5.3 | 88 | 56 | 7.06 | 13.11 |
| 12/04/2026 | 1.9 | 3.2 | | 14.0 | 7.8 | 94 | 63 | 5.42 | 9.51 |
| 13/04/2026 | 1.8 | 1.4 | | 17.9 | 10.0 | 94 | 76 | 4.43 | 11.09 |
| 14/04/2026 | 1.9 | 1.0 | | 17.6 | 11.6 | 94 | 67 | 4.16 | 9.79 |
| 15/04/2026 | 2.2 | 1.0 | | 19.2 | 8.1 | 94 | 58 | 4.09 | 9.61 |
| 16/04/2026 | 3.5 | 0.0 | | 21.5 | 8.8 | 94 | 38 | 5.85 | 10.08 |
| 17/04/2026 | 2.5 | 1.6 | | 16.0 | 9.2 | 94 | 45 | 4.26 | 13.72 |
| 18/04/2026 | 2.3 | 1.0 | | 17.4 | 2.8 | 89 | 40 | 2.55 | 14.59 |
| 19/04/2026 | 3.4 | 0.0 | | 21.8 | 4.1 | 89 | 36 | 4.48 | 12.60 |
| 20/04/2026 | 1.4 | 0.0 | | 16.0 | 11.1 | 94 | 72 | 3.12 | 6.70 |
| 21/04/2026 | 4.0 | 0.2 | | 26.4 | 6.5 | 94 | 35 | 4.33 | 13.91 |
| 22/04/2026 | 4.4 | 0.0 | | 26.7 | 14.2 | 99 | 28 | 5.60 | 9.52 |
| 23/04/2026 | 4.2 | 0.0 | | 26.2 | 9.1 | 99 | 28 | 4.61 | 13.78 |
| 24/04/2026 | 4.3 | 0.0 | | 23.7 | 10.7 | 73 | 27 | 5.07 | 11.83 |
| 25/04/2026 | 5.7 | 0.0 | | 26.2 | 11.7 | 55 | 24 | 6.27 | 13.43 |
| 26/04/2026 | 2.6 | 0.0 | | 22.5 | 12.6 | 99 | 35 | 3.03 | 9.45 |
| Totals: | 79.1 | 30.8 | | | | | | | |
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