Evapotranspiration Calculations
Armidale 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 | 4.3 | 0.0 | | 24.8 | 9.2 | 96 | 33 | 3.83 | 18.62 |
| 02/04/2026 | 4.7 | 0.0 | | 25.3 | 9.8 | 96 | 29 | 4.12 | 19.85 |
| 03/04/2026 | 4.4 | 0.0 | | 24.9 | 8.8 | 99 | 26 | 3.37 | 19.70 |
| 04/04/2026 | 3.7 | 0.2 | | 22.7 | 10.7 | 98 | 47 | 4.76 | 17.34 |
| 05/04/2026 | 3.6 | 0.2 | | 20.6 | 10.8 | 97 | 43 | 4.73 | 17.35 |
| 06/04/2026 | 3.6 | 0.2 | | 23.9 | 6.1 | 98 | 36 | 3.12 | 16.12 |
| 07/04/2026 | 4.9 | 0.0 | | 26.7 | 11.5 | 78 | 27 | 3.96 | 18.05 |
| 08/04/2026 | 5.6 | 0.0 | | 27.5 | 13.5 | 63 | 22 | 4.44 | 19.05 |
| 09/04/2026 | 4.7 | 0.0 | | 28.9 | 9.3 | 90 | 21 | 2.90 | 18.85 |
| 10/04/2026 | 4.7 | 0.4 | | 29.3 | 11.4 | 93 | 29 | 3.71 | 16.65 |
| 11/04/2026 | 6.7 | 0.0 | | 27.5 | 15.1 | 66 | 18 | 6.62 | 18.44 |
| 12/04/2026 | 3.8 | 0.0 | | 16.4 | 3.9 | 79 | 29 | 5.40 | 18.33 |
| 13/04/2026 | 3.9 | 0.0 | | 20.3 | 1.8 | 80 | 26 | 3.78 | 18.16 |
| 14/04/2026 | 3.7 | 0.0 | | 23.2 | 3.1 | 77 | 13 | 2.26 | 17.98 |
| 15/04/2026 | 4.3 | 0.0 | | 23.3 | 4.2 | 68 | 20 | 3.39 | 17.80 |
| 16/04/2026 | 4.8 | 0.0 | | 24.7 | 6.4 | 58 | 13 | 3.54 | 17.65 |
| 17/04/2026 | 5.8 | 0.0 | | 24.7 | 10.3 | 53 | 17 | 5.61 | 17.48 |
| 18/04/2026 | 4.1 | 0.0 | | 22.9 | 6.6 | 88 | 14 | 3.24 | 17.31 |
| 19/04/2026 | 4.2 | 0.0 | | 22.6 | 4.4 | 99 | 11 | 3.54 | 17.14 |
| 20/04/2026 | 3.8 | 0.0 | | 20.8 | 2.7 | 94 | 22 | 3.86 | 17.05 |
| 21/04/2026 | 2.9 | 0.0 | | 18.3 | 4.2 | 95 | 43 | 3.88 | 15.23 |
| 22/04/2026 | 2.8 | 0.0 | | 17.7 | 4.6 | 97 | 46 | 4.71 | 14.10 |
| 23/04/2026 | 2.9 | 0.0 | | 17.7 | 7.3 | 96 | 44 | 4.89 | 14.42 |
| 24/04/2026 | 2.8 | 0.0 | | 18.5 | 8.0 | 94 | 52 | 5.42 | 12.59 |
| 25/04/2026 | 1.8 | 2.0 | | 15.5 | 9.7 | 97 | 74 | 5.01 | 11.97 |
| 26/04/2026 | 2.8 | 1.0 | | 18.6 | 7.1 | 98 | 53 | 4.90 | 15.88 |
| Totals: | 105.3 | 4.0 | | | | | | | |
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