Evapotranspiration Calculations
Coffs Harbour Airport - 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 | 6.5 | 0.0 | | 26.5 | 13.7 | 93 | 30 | 4.10 | 31.01 |
| 02/12/2025 | 6.6 | 0.0 | | 24.3 | 15.1 | 97 | 27 | 5.75 | 31.13 |
| 03/12/2025 | 5.8 | 0.0 | | 24.7 | 15.6 | 92 | 49 | 3.96 | 31.23 |
| 04/12/2025 | 6.5 | 0.0 | | 27.9 | 15.6 | 89 | 51 | 5.71 | 31.29 |
| 05/12/2025 | 7.0 | 0.0 | | 29.6 | 19.4 | 85 | 54 | 6.51 | 31.25 |
| 06/12/2025 | 6.6 | 0.0 | | 29.2 | 19.3 | 94 | 57 | 7.25 | 31.24 |
| 07/12/2025 | 3.5 | 0.0 | | 29.1 | 21.1 | 100 | 56 | 5.08 | 8.62 |
| 08/12/2025 | 3.3 | 0.4 | | 27.1 | 19.3 | 100 | 73 | 3.48 | 15.15 |
| 09/12/2025 | 6.2 | 0.0 | | 28.1 | 20.8 | 89 | 65 | 6.41 | 31.50 |
| 10/12/2025 | | 0.0 | | | 22.9 | 91 | 70 | 3.78 | 25.34 |
| 11/12/2025 | | | | 27.3 | | 100 | 68 | 3.19 | 12.83 |
| 12/12/2025 | 1.4 | 21.4 | | 22.5 | 20.4 | 100 | 85 | 2.19 | 5.03 |
| 13/12/2025 | 5.2 | 53.6 | | 25.7 | 15.8 | 100 | 73 | 3.02 | 31.38 |
| 14/12/2025 | 5.8 | 0.2 | | 30.4 | 21.5 | 98 | 65 | 4.83 | 27.87 |
| 15/12/2025 | 4.0 | 0.0 | | 26.9 | 18.7 | 100 | 72 | 4.80 | 20.00 |
| 16/12/2025 | 4.8 | 2.0 | | 26.0 | 18.7 | 100 | 58 | 4.30 | 23.46 |
| 17/12/2025 | 3.7 | 0.0 | | 25.6 | 18.7 | 96 | 61 | 3.32 | 16.01 |
| 18/12/2025 | 6.0 | 0.0 | | 27.0 | 15.7 | 97 | 57 | 6.12 | 31.71 |
| Totals: | 82.9 | 77.6 | | | | | | | |
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