Evapotranspiration Calculations
Perisher Valley - 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 | 2.8 | 0.0 | | 16.5 | 8.0 | 100 | 51 | 3.74 | 17.45 |
| 02/04/2026 | 2.5 | 0.0 | | 17.5 | 4.8 | 100 | 49 | 2.49 | 15.47 |
| 03/04/2026 | 2.8 | 0.0 | | 15.9 | 0.1 | 100 | 22 | 2.49 | 16.41 |
| 04/04/2026 | 1.0 | 0.0 | | 8.3 | 4.8 | 100 | 100 | 1.93 | 8.33 |
| 05/04/2026 | 1.6 | 0.2 | | 12.6 | 2.2 | 100 | 71 | 1.53 | 11.97 |
| 06/04/2026 | 1.3 | 0.2 | | 11.0 | -0.9 | 100 | 60 | 2.86 | 5.37 |
| 07/04/2026 | 1.6 | 4.2 | | 11.8 | 7.1 | 100 | 68 | 5.24 | 8.61 |
| 08/04/2026 | 2.2 | 0.0 | | 12.0 | 5.6 | 88 | 52 | 3.33 | 15.34 |
| 09/04/2026 | 1.4 | 0.0 | | 11.5 | 6.4 | 100 | 70 | 5.74 | 7.44 |
| 10/04/2026 | 1.0 | 64.6 | | 8.8 | 7.6 | 100 | 79 | 7.98 | 3.68 |
| 11/04/2026 | 1.3 | 4.4 | | 2.8 | 0.5 | 100 | 66 | 8.54 | 15.03 |
| 12/04/2026 | 0.8 | 2.0 | | 6.2 | -1.7 | 100 | 88 | 8.45 | 8.62 |
| 13/04/2026 | 1.8 | 2.2 | | 9.7 | -1.2 | 100 | 58 | 6.61 | 12.67 |
| 14/04/2026 | 2.4 | 0.0 | | 12.6 | 0.0 | 93 | 41 | 4.41 | 15.60 |
| 15/04/2026 | 2.3 | 0.0 | | 13.8 | -0.7 | 99 | 38 | 2.84 | 15.44 |
| 16/04/2026 | 2.8 | 0.0 | | 13.6 | 1.5 | 99 | 31 | 5.47 | 14.14 |
| 17/04/2026 | 1.5 | 0.0 | | 8.7 | 5.7 | 97 | 59 | 5.15 | 6.84 |
| 18/04/2026 | 2.6 | 5.2 | | 11.8 | -5.5 | 72 | 21 | 3.47 | 15.00 |
| 19/04/2026 | 2.5 | 0.0 | | 15.1 | -1.1 | 74 | 17 | 2.19 | 14.66 |
| 20/04/2026 | 2.2 | 0.0 | | 14.2 | -3.7 | 71 | 5 | 1.67 | 14.68 |
| 21/04/2026 | 1.8 | 0.0 | | 13.4 | -1.4 | 100 | 28 | 1.19 | 14.52 |
| 22/04/2026 | 1.7 | 0.0 | | 14.4 | -2.8 | 95 | 35 | 1.13 | 14.30 |
| 23/04/2026 | | 0.0 | | | -4.7 | 95 | 8 | 1.15 | 14.21 |
| 24/04/2026 | | | | 17.7 | | 68 | 8 | 1.02 | 14.06 |
| 25/04/2026 | 2.8 | 0.0 | | 15.8 | -1.4 | 78 | 7 | 2.74 | 13.91 |
| 26/04/2026 | 2.5 | 0.0 | | 13.9 | 0.0 | 88 | 17 | 3.07 | 13.75 |
| Totals: | 47.2 | 83.0 | | | | | | | |
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