Evapotranspiration Calculations
Byron Bay (Cape Byron) - December 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) |
| 01/12/2025 | 7.6 | 0.0 | | 29.3 | 20.5 | 84 | 37 | 6.52 | 29.36 |
| 02/12/2025 | 6.6 | 0.0 | | 23.3 | 18.9 | 86 | 35 | 6.32 | 30.96 |
| 03/12/2025 | 6.0 | 0.0 | | 24.7 | 16.6 | 73 | 54 | 6.04 | 27.71 |
| 04/12/2025 | 7.0 | 0.0 | | 29.2 | 19.9 | 73 | 53 | 5.25 | 30.70 |
| 05/12/2025 | 6.1 | 0.0 | | 24.7 | 20.7 | 83 | 61 | 7.65 | 31.14 |
| 06/12/2025 | 5.9 | 0.0 | | 25.6 | 21.5 | 94 | 63 | 8.51 | 31.18 |
| 07/12/2025 | 4.3 | 0.0 | | 25.9 | 21.4 | 98 | 68 | 9.67 | 20.22 |
| 08/12/2025 | 5.1 | 17.4 | | 28.2 | 17.5 | 98 | 66 | 4.15 | 26.11 |
| 09/12/2025 | 6.3 | 0.0 | | 29.7 | 20.8 | 92 | 65 | 4.75 | 31.02 |
| 10/12/2025 | 6.7 | 0.0 | | 31.0 | 21.3 | 95 | 60 | 5.72 | 31.20 |
| 11/12/2025 | 5.7 | 0.0 | | 29.7 | 20.1 | 91 | 59 | 3.42 | 26.78 |
| 12/12/2025 | 5.1 | 0.4 | | 29.5 | 19.5 | 98 | 56 | 3.73 | 22.10 |
| 13/12/2025 | 5.8 | 9.0 | | 28.6 | 18.2 | 98 | 65 | 4.68 | 30.66 |
| 14/12/2025 | 4.3 | 0.2 | | 26.1 | 21.1 | 93 | 75 | 5.92 | 21.53 |
| 15/12/2025 | 4.8 | 0.0 | | 27.8 | 21.7 | 97 | 73 | 8.67 | 24.67 |
| 16/12/2025 | 3.2 | 0.0 | | 24.2 | 20.4 | 94 | 65 | 8.62 | 8.40 |
| 17/12/2025 | 4.8 | 0.0 | | 24.2 | 21.7 | 75 | 63 | 7.80 | 15.58 |
| 18/12/2025 | 6.6 | 0.0 | | 30.0 | 20.7 | 79 | 47 | 4.16 | 27.06 |
| Totals: | 101.9 | 27.0 | | | | | | | |
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