Evapotranspiration Calculations
Grampians (Mount William) - 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 | 4.9 | 0.0 | 17.8 | 13.1 | 55 | 36 | 10.47 | 10.98 | |
| 02/05/2026 | 2.6 | 0.0 | 14.6 | 11.8 | 99 | 48 | 12.18 | 5.84 | |
| 03/05/2026 | 1.1 | 33.8 | 9.9 | 5.3 | 100 | 78 | 10.00 | 9.04 | |
| 04/05/2026 | 0.4 | 0.6 | 7.3 | 4.8 | 100 | 95 | 10.09 | 4.95 | |
| 05/05/2026 | 0.5 | 13.6 | 6.6 | 3.3 | 100 | 99 | 5.18 | 7.46 | |
| 06/05/2026 | 0.3 | 0.2 | 7.9 | 3.5 | 100 | 99 | 8.95 | 4.93 | |
| 07/05/2026 | 0.6 | 14.8 | 5.9 | -2.3 | 100 | 86 | 12.22 | 7.95 | |
| 08/05/2026 | 0.3 | 11.4 | 7.5 | -0.6 | 100 | 100 | 11.17 | 7.97 | |
| 09/05/2026 | 2.1 | 4.6 | 12.1 | 4.5 | 100 | 45 | 6.55 | 11.63 | |
| 10/05/2026 | 2.2 | 0.2 | 15.0 | 7.4 | 94 | 9 | 2.66 | 11.17 | |
| 11/05/2026 | 2.6 | 0.0 | 14.3 | 5.7 | 93 | 12 | 4.07 | 11.46 | |
| 12/05/2026 | 1.6 | 0.0 | 14.4 | 8.6 | 97 | 70 | 7.68 | 11.16 | |
| 13/05/2026 | 1.2 | 0.4 | 12.0 | 7.5 | 95 | 80 | 7.70 | 8.81 | |
| 14/05/2026 | 1.3 | 0.0 | 12.7 | 7.3 | 99 | 73 | 8.19 | 9.48 | |
| 15/05/2026 | 1.3 | 0.0 | 11.5 | 8.2 | 90 | 79 | 10.43 | 8.51 | |
| 16/05/2026 | 1.0 | 0.0 | 9.5 | 8.3 | 99 | 77 | 10.74 | 4.46 | |
| 17/05/2026 | 0.6 | 40.6 | 11.4 | 7.4 | 99 | 95 | 4.72 | 5.38 | |
| Totals: | 24.6 | 120.2 |
