Evapotranspiration Calculations
Rottnest Island - 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 | 3.2 | 2.6 | 16.4 | 12.5 | 91 | 51 | 11.00 | 12.55 | |
| 02/05/2026 | 3.3 | 0.0 | 16.9 | 12.4 | 71 | 54 | 7.04 | 13.52 | |
| 03/05/2026 | 2.7 | 0.0 | 18.6 | 13.7 | 79 | 60 | 4.44 | 14.75 | |
| 04/05/2026 | 3.0 | 0.0 | 19.4 | 14.1 | 77 | 60 | 5.56 | 14.67 | |
| 05/05/2026 | 3.0 | 0.0 | 19.5 | 13.8 | 77 | 58 | 5.33 | 14.48 | |
| 06/05/2026 | 3.5 | 0.0 | 21.7 | 13.9 | 76 | 49 | 5.36 | 14.15 | |
| 07/05/2026 | 4.0 | 0.0 | 21.3 | 14.0 | 66 | 43 | 5.85 | 14.29 | |
| 08/05/2026 | 4.7 | 0.0 | 22.2 | 15.5 | 60 | 40 | 6.93 | 14.19 | |
| 09/05/2026 | 5.1 | 0.0 | 22.4 | 15.0 | 57 | 34 | 7.08 | 14.08 | |
| 10/05/2026 | 4.7 | 0.0 | 23.3 | 15.6 | 71 | 33 | 6.35 | 13.97 | |
| 11/05/2026 | 5.0 | 0.0 | 25.3 | 17.1 | 77 | 38 | 7.49 | 13.88 | |
| 12/05/2026 | 4.2 | 0.0 | 25.4 | 17.1 | 81 | 30 | 4.76 | 13.76 | |
| 13/05/2026 | 3.0 | 0.0 | 23.4 | 17.3 | 80 | 58 | 4.52 | 13.05 | |
| 14/05/2026 | 2.5 | 2.0 | 20.2 | 16.6 | 95 | 54 | 5.62 | 8.16 | |
| 15/05/2026 | 2.2 | 14.1 | 90 | 60 | 5.52 | 12.01 | |||
| 16/05/2026 | 10.46 | ||||||||
| 17/05/2026 | 13.05 | ||||||||
| Totals: | 51.9 | 6.8 |
