Evapotranspiration Calculations
Perth Airport Comparison - June 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) |
| 31/05/2026 | 2.9 | 10.6 | | 18.0 | 14.2 | 97 | 52 | 11.32 | 8.74 |
| 01/06/2026 | 2.9 | 14.2 | | 20.2 | 13.0 | 93 | 51 | 7.16 | 11.37 |
| 02/06/2026 | 2.3 | 2.2 | | 19.1 | 11.7 | 97 | 47 | 4.20 | 10.68 |
| 03/06/2026 | 1.8 | 0.2 | | 19.5 | 6.7 | 95 | 45 | 2.13 | 11.69 |
| 04/06/2026 | 2.1 | 0.0 | | 18.5 | 8.6 | 89 | 42 | 3.01 | 12.17 |
| 05/06/2026 | 2.8 | 0.0 | | 20.5 | 7.2 | 72 | 46 | 4.38 | 10.46 |
| 06/06/2026 | 1.9 | 0.0 | | 22.5 | 9.2 | 96 | 56 | 2.60 | 12.09 |
| Totals: | 16.7 | 27.2 | | | | | | | |
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