Evapotranspiration Calculations
Penrith Lakes - January 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/01/2026 | 2.6 | 0.2 | 21.4 | 17.5 | 86 | 49 | 2.80 | 6.88 | |
| 02/01/2026 | 2.6 | 0.0 | 23.1 | 17.5 | 86 | 52 | 1.79 | 8.96 | |
| 03/01/2026 | 6.0 | 0.2 | 31.3 | 16.6 | 95 | 44 | 2.37 | 27.48 | |
| 04/01/2026 | 5.7 | 0.2 | 34.4 | 18.1 | 95 | 39 | 2.13 | 22.75 | |
| 05/01/2026 | 4.8 | 11.2 | 31.3 | 16.3 | 95 | 45 | 1.79 | 21.10 | |
| 06/01/2026 | 6.0 | 2.8 | 33.2 | 18.3 | 96 | 38 | 1.58 | 27.68 | |
| 07/01/2026 | 7.5 | 0.2 | 38.4 | 19.0 | 94 | 22 | 1.77 | 31.60 | |
| 08/01/2026 | 7.7 | 0.0 | 42.1 | 18.9 | 94 | 13 | 1.55 | 31.55 | |
| 09/01/2026 | 8.4 | 0.0 | 42.5 | 18.5 | 88 | 16 | 2.16 | 31.47 | |
| Totals: | 51.3 | 14.8 |
