Evapotranspiration Calculations
Ballarat Aerodrome - October 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/10/2025 | 2.8 | 9.2 | 14.6 | 4.4 | 95 | 54 | 8.00 | 15.85 | |
| 02/10/2025 | 2.2 | 5.2 | 12.3 | 3.5 | 92 | 65 | 8.01 | 15.19 | |
| 03/10/2025 | 2.1 | 1.6 | 15.6 | 7.5 | 96 | 72 | 5.00 | 13.68 | |
| 04/10/2025 | 3.7 | 1.0 | 20.7 | 2.3 | 98 | 48 | 3.87 | 22.23 | |
| 05/10/2025 | 3.8 | 0.2 | 22.1 | 9.6 | 94 | 44 | 6.83 | 10.33 | |
| 06/10/2025 | 2.6 | 4.8 | 12.7 | 7.4 | 93 | 50 | 5.07 | 14.43 | |
| 07/10/2025 | 2.4 | 0.2 | 13.6 | 1.8 | 95 | 60 | 4.59 | 16.62 | |
| 08/10/2025 | 3.3 | 0.0 | 18.1 | 4.0 | 90 | 57 | 6.08 | 18.43 | |
| 09/10/2025 | 3.2 | 0.0 | 15.9 | 5.3 | 85 | 53 | 6.79 | 16.45 | |
| 10/10/2025 | 3.8 | 0.0 | 17.7 | 6.5 | 82 | 52 | 9.56 | 16.89 | |
| 11/10/2025 | 3.6 | 0.0 | 17.5 | 7.2 | 94 | 45 | 6.12 | 17.84 | |
| 12/10/2025 | 2.3 | 2.2 | 15.4 | 4.1 | 96 | 61 | 5.07 | 12.28 | |
| 13/10/2025 | 3.0 | 4.2 | 14.5 | 0.4 | 97 | 50 | 2.55 | 23.53 | |
| 14/10/2025 | 3.3 | 0.2 | 16.9 | 2.8 | 93 | 51 | 3.93 | 21.59 | |
| Totals: | 42.1 | 28.8 |
