Evapotranspiration Calculations
Onslow 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 | 6.8 | 0.0 | | 33.1 | 21.9 | 84 | 43 | 5.92 | 23.32 |
| 02/04/2026 | 7.0 | 0.0 | | 33.6 | 22.1 | 81 | 38 | 5.36 | 23.18 |
| 03/04/2026 | 7.2 | 0.0 | | 34.9 | 22.8 | 91 | 35 | 5.53 | 23.05 |
| 04/04/2026 | 7.6 | 0.0 | | 35.5 | 22.4 | 81 | 27 | 4.95 | 22.90 |
| 05/04/2026 | 7.4 | 0.0 | | 35.2 | 22.4 | 78 | 33 | 5.17 | 22.77 |
| 06/04/2026 | 7.1 | 0.0 | | 33.8 | 22.4 | 81 | 33 | 5.25 | 22.34 |
| 07/04/2026 | 6.7 | 0.0 | | 31.8 | 21.3 | 85 | 39 | 6.21 | 22.49 |
| 08/04/2026 | 5.9 | 0.0 | | 30.8 | 20.2 | 88 | 44 | 5.97 | 20.33 |
| 09/04/2026 | 5.3 | 0.0 | | 30.0 | 21.0 | 87 | 58 | 5.74 | 22.22 |
| 10/04/2026 | 5.2 | 0.0 | | 29.8 | 19.5 | 94 | 42 | 3.80 | 22.14 |
| 11/04/2026 | 4.6 | 0.0 | | 30.5 | 22.1 | 98 | 63 | 3.70 | 21.77 |
| 12/04/2026 | 4.8 | 0.2 | | 30.9 | 22.6 | 95 | 62 | 4.30 | 21.82 |
| 13/04/2026 | 4.9 | 0.0 | | 32.1 | 22.7 | 98 | 53 | 3.21 | 21.73 |
| 14/04/2026 | 5.4 | 0.0 | | 33.3 | 23.4 | 98 | 53 | 4.28 | 21.59 |
| 15/04/2026 | 6.0 | 0.0 | | 34.2 | 22.7 | 91 | 41 | 4.16 | 21.47 |
| 16/04/2026 | 5.8 | 0.0 | | 32.6 | 22.9 | 97 | 45 | 5.30 | 21.33 |
| 17/04/2026 | 6.5 | 0.0 | | 33.7 | 21.9 | 93 | 37 | 5.60 | 21.21 |
| 18/04/2026 | 7.2 | 0.0 | | 33.3 | 21.1 | 79 | 35 | 6.29 | 21.08 |
| 19/04/2026 | 7.9 | 0.0 | | 36.7 | 20.0 | 76 | 24 | 5.23 | 20.95 |
| 20/04/2026 | 7.2 | 0.0 | | 35.1 | 21.3 | 82 | 25 | 5.04 | 20.80 |
| 21/04/2026 | 7.9 | 0.0 | | 33.7 | 21.8 | 69 | 29 | 6.69 | 20.65 |
| 22/04/2026 | 6.5 | 0.0 | | 34.8 | 21.2 | 78 | 32 | 4.34 | 20.52 |
| 23/04/2026 | 6.9 | 0.0 | | 34.6 | 21.2 | 69 | 32 | 5.32 | 17.96 |
| 24/04/2026 | 6.3 | 0.0 | | 34.6 | 23.1 | 65 | 32 | 4.53 | 15.47 |
| 25/04/2026 | 5.6 | 0.0 | | 33.6 | 24.5 | 80 | 40 | 4.06 | 18.42 |
| 26/04/2026 | 4.6 | 0.0 | | 32.8 | 24.2 | 97 | 45 | 3.51 | 16.86 |
| Totals: | 164.3 | 0.2 | | | | | | | |
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