Evapotranspiration Calculations
Meekatharra 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 | 7.1 | 0.0 | | 34.8 | 17.4 | 63 | 24 | 4.27 | 21.62 |
| 02/04/2026 | | 0.0 | | | 23.0 | 76 | 19 | 5.00 | 21.21 |
| 03/04/2026 | | | | 35.4 | | 56 | 25 | 3.24 | 17.84 |
| 04/04/2026 | 6.9 | 0.0 | | 34.4 | 22.7 | 72 | 24 | 4.35 | 20.89 |
| 05/04/2026 | 6.2 | 0.0 | | 33.7 | 20.0 | 64 | 25 | 3.40 | 21.02 |
| 06/04/2026 | 6.9 | 0.0 | | 35.7 | 20.5 | 62 | 18 | 3.71 | 20.86 |
| 07/04/2026 | 7.1 | 0.0 | | 35.3 | 22.0 | 44 | 18 | 3.94 | 19.19 |
| 08/04/2026 | | 0.0 | | | 19.2 | 54 | 19 | 3.39 | 20.59 |
| 09/04/2026 | | | | 32.2 | | 51 | 26 | 4.95 | 19.97 |
| 10/04/2026 | 7.5 | 0.0 | | 33.6 | 20.8 | 56 | 27 | 5.59 | 19.00 |
| 11/04/2026 | 6.3 | 0.0 | | 33.0 | 22.5 | 76 | 27 | 4.87 | 16.94 |
| 12/04/2026 | 4.5 | 3.6 | | 29.5 | 19.3 | 92 | 36 | 4.36 | 12.75 |
| 13/04/2026 | 5.4 | 0.2 | | 31.9 | 18.1 | 78 | 31 | 3.56 | 19.31 |
| 14/04/2026 | 6.1 | 0.0 | | 32.8 | 21.0 | 48 | 27 | 3.78 | 18.12 |
| 15/04/2026 | 5.7 | 0.0 | | 33.5 | 20.1 | 62 | 26 | 3.41 | 17.27 |
| 16/04/2026 | 5.8 | 0.0 | | 32.5 | 20.2 | 77 | 22 | 3.70 | 18.71 |
| 17/04/2026 | 5.8 | 0.0 | | 31.0 | 18.9 | 69 | 27 | 4.15 | 19.28 |
| 18/04/2026 | 4.9 | 0.0 | | 29.2 | 17.0 | 78 | 31 | 3.44 | 19.14 |
| 19/04/2026 | 6.3 | 0.0 | | 34.5 | 18.2 | 61 | 19 | 3.63 | 18.91 |
| 20/04/2026 | 9.0 | 0.0 | | 36.2 | 21.2 | 40 | 16 | 6.30 | 16.26 |
| 21/04/2026 | 5.1 | 0.0 | | 26.8 | 17.0 | 74 | 34 | 4.63 | 18.64 |
| 22/04/2026 | 5.8 | 0.0 | | 33.1 | 17.8 | 55 | 24 | 3.79 | 15.39 |
| 23/04/2026 | 5.4 | 0.0 | | 30.8 | 21.4 | 48 | 27 | 3.33 | 17.59 |
| 24/04/2026 | 5.2 | 0.0 | | 29.8 | 19.2 | 59 | 33 | 3.87 | 16.60 |
| 25/04/2026 | 6.7 | 0.0 | | 32.9 | 19.3 | 59 | 25 | 4.97 | 17.65 |
| 26/04/2026 | 6.6 | 0.0 | | 34.6 | 21.1 | 56 | 21 | 4.27 | 17.70 |
| Totals: | 136.3 | 3.8 | | | | | | | |
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