Evapotranspiration Calculations
Blackwater Airport - May 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) |
| 01/05/2026 | 4.7 | 0.0 | | 29.5 | 13.0 | 84 | 35 | 3.66 | 18.38 |
| 02/05/2026 | 4.5 | 0.0 | | 29.3 | 13.3 | 91 | 35 | 3.53 | 17.33 |
| 03/05/2026 | 3.5 | 0.0 | | 27.3 | 20.0 | 78 | 52 | 3.78 | 9.99 |
| 04/05/2026 | 4.6 | 0.0 | | 31.1 | 18.1 | 79 | 30 | 2.80 | 17.92 |
| 05/05/2026 | 3.7 | 0.0 | | 29.2 | 15.1 | 85 | 37 | 2.64 | 13.21 |
| 06/05/2026 | 4.8 | 0.0 | | 30.6 | 17.4 | 81 | 31 | 3.61 | 16.41 |
| 07/05/2026 | 5.3 | 0.0 | | 28.8 | 16.8 | 88 | 30 | 5.13 | 17.28 |
| 08/05/2026 | 6.4 | 0.0 | | 23.8 | 13.7 | 53 | 12 | 6.39 | 17.77 |
| 09/05/2026 | 5.3 | 0.0 | | 27.3 | 9.3 | 55 | 20 | 4.07 | 17.65 |
| 10/05/2026 | 3.2 | 0.0 | | 24.2 | 14.9 | 78 | 47 | 3.52 | 10.93 |
| 11/05/2026 | 4.4 | 0.0 | | 27.7 | 13.4 | 88 | 38 | 4.45 | 15.27 |
| 12/05/2026 | 4.3 | 0.0 | | 26.9 | 17.0 | 79 | 38 | 4.61 | 12.81 |
| 13/05/2026 | 4.4 | 0.0 | | 26.9 | 14.9 | 72 | 39 | 4.11 | 16.07 |
| 14/05/2026 | 4.0 | 0.0 | | 26.2 | 16.4 | 86 | 42 | 4.60 | 12.96 |
| 15/05/2026 | 4.3 | 0.0 | | 28.0 | 15.0 | 85 | 38 | 4.00 | 16.63 |
| 16/05/2026 | 3.6 | 0.0 | | 26.4 | 11.9 | 83 | 40 | 3.38 | 13.61 |
| 17/05/2026 | 4.4 | 0.0 | | 29.0 | 12.9 | 88 | 35 | 3.91 | 15.91 |
| Totals: | 75.4 | 0.0 | | | | | | | |
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