Evapotranspiration Calculations
Colac (Mount Gellibrand) - November 2025 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) |
|---|---|---|---|---|---|---|---|---|---|
| 29/10/2025 | 3.8 | 0.0 | 17.9 | 6.0 | 95 | 53 | 4.15 | 25.98 | |
| 30/10/2025 | 4.2 | 0.0 | 21.3 | 7.8 | 98 | 61 | 7.52 | 26.64 | |
| 31/10/2025 | 2.3 | 0.0 | 17.1 | 11.7 | 98 | 58 | 3.88 | 9.58 | |
| 01/11/2025 | 3.4 | 0.8 | 20.6 | 8.5 | 100 | 61 | 3.59 | 19.82 | |
| 02/11/2025 | 7.1 | 0.2 | 30.0 | 10.2 | 100 | 34 | 7.78 | 22.90 | |
| 03/11/2025 | 2.7 | 16.4 | 15.7 | 10.1 | 100 | 63 | 5.31 | 15.78 | |
| 04/11/2025 | 2.4 | 0.6 | 13.4 | 6.4 | 100 | 68 | 9.62 | 17.30 | |
| Totals: | 25.9 | 18.0 |
