Evapotranspiration Calculations
Byron Bay (Cape Byron) - 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 | 3.2 | 0.0 | 23.6 | 19.7 | 97 | 79 | 7.85 | 18.18 | |
| 02/10/2025 | 6.3 | 0.0 | 27.6 | 19.0 | 97 | 23 | 5.19 | 24.42 | |
| 03/10/2025 | 6.3 | 0.0 | 22.3 | 16.2 | 68 | 21 | 5.83 | 24.44 | |
| 04/10/2025 | 4.5 | 0.0 | 21.8 | 14.9 | 82 | 58 | 6.36 | 22.67 | |
| 05/10/2025 | 5.4 | 0.0 | 26.4 | 16.0 | 88 | 50 | 5.58 | 24.84 | |
| 06/10/2025 | 4.9 | 0.0 | 24.2 | 18.6 | 89 | 61 | 7.15 | 24.78 | |
| 07/10/2025 | 4.7 | 0.0 | 26.4 | 19.0 | 94 | 67 | 6.09 | 24.58 | |
| 08/10/2025 | 3.9 | 0.0 | 23.4 | 18.3 | 97 | 74 | 7.07 | 24.39 | |
| 09/10/2025 | 4.4 | 0.0 | 23.1 | 20.1 | 93 | 70 | 9.73 | 25.36 | |
| 10/10/2025 | 3.7 | 0.0 | 22.9 | 19.1 | 95 | 80 | 8.17 | 24.58 | |
| 11/10/2025 | 3.9 | 0.0 | 22.9 | 19.6 | 95 | 77 | 9.21 | 25.37 | |
| 12/10/2025 | 4.0 | 0.0 | 27.6 | 19.8 | 97 | 62 | 4.89 | 16.85 | |
| 13/10/2025 | 4.1 | 6.4 | 26.4 | 18.3 | 97 | 68 | 6.42 | 20.19 | |
| 14/10/2025 | 5.5 | 0.2 | 26.6 | 19.4 | 87 | 53 | 6.43 | 23.26 | |
| Totals: | 64.8 | 6.6 |
