Evapotranspiration Calculations
Swanbourne - September 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/09/2026 | 2.0 | 3.8 | 18.4 | 9.6 | 100 | 76 | 2.91 | 15.32 | |
| 02/09/2026 | 1.8 | 0.2 | 18.8 | 12.2 | 100 | 80 | 2.68 | 11.61 | |
| 03/09/2026 | 1.7 | 1.8 | 19.2 | 12.6 | 100 | 92 | 4.59 | 14.29 | |
| 04/09/2026 | 1.9 | 1.6 | 19.0 | 14.2 | 100 | 85 | 6.52 | 15.31 | |
| 05/09/2026 | 1.8 | 0.0 | 19.2 | 14.0 | 100 | 88 | 3.76 | 13.51 | |
| 06/09/2026 | 1.6 | 12.2 | 17.7 | 11.9 | 100 | 91 | 4.21 | 13.79 | |
| 07/09/2026 | 2.2 | 0.0 | 20.6 | 10.0 | 100 | 90 | 3.42 | 19.26 | |
| 08/09/2026 | 2.6 | 0.0 | 20.9 | 12.8 | 100 | 73 | 4.60 | 17.27 | |
| 09/09/2026 | 2.9 | 0.0 | 21.7 | 10.4 | 95 | 73 | 4.37 | 19.27 | |
| 10/09/2026 | 3.3 | 0.0 | 23.2 | 12.0 | 88 | 66 | 3.21 | 19.82 | |
| 11/09/2026 | 3.5 | 0.0 | 26.1 | 13.6 | 100 | 67 | 4.46 | 19.76 | |
| 12/09/2026 | 2.8 | 2.4 | 20.1 | 15.5 | 100 | 74 | 4.87 | 19.39 | |
| 13/09/2026 | 2.4 | 0.0 | 20.8 | 15.0 | 100 | 75 | 3.35 | 14.60 | |
| 14/09/2026 | 3.0 | 1.2 | 22.6 | 11.3 | 100 | 65 | 3.11 | 18.36 | |
| 15/09/2026 | 3.2 | 0.0 | 25.3 | 14.0 | 91 | 71 | 4.05 | 17.11 | |
| Totals: | 36.7 | 23.2 |
