Evapotranspiration Calculations
Sydney Airport Amo - 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 | 8.1 | 0.0 | 12.6 | 26.5 | 15.5 | 55 | 19 | 7.36 | 21.90 |
| 02/12/2025 | 6.4 | 0.0 | 9.4 | 21.1 | 13.4 | 66 | 43 | 8.10 | 31.22 |
| 03/12/2025 | 7.6 | 0.0 | 8.8 | 26.8 | 14.2 | 71 | 27 | 5.51 | 31.46 |
| 04/12/2025 | 9.4 | 0.0 | 8.4 | 32.5 | 17.7 | 77 | 19 | 5.98 | 31.45 |
| 05/12/2025 | 11.7 | 0.0 | 13.2 | 37.8 | 19.6 | 66 | 8 | 6.26 | 30.79 |
| 06/12/2025 | 10.9 | 0.0 | 18.0 | 39.2 | 21.7 | 65 | 14 | 6.26 | 22.68 |
| 07/12/2025 | 4.5 | 0.8 | 12.2 | 22.6 | 19.3 | 87 | 44 | 6.88 | 13.34 |
| 08/12/2025 | 6.3 | 0.0 | 6.6 | 27.2 | 19.0 | 78 | 52 | 6.80 | 25.22 |
| 09/12/2025 | 9.3 | 0.0 | 8.0 | 33.2 | 19.9 | 87 | 29 | 7.09 | 31.65 |
| 10/12/2025 | 4.6 | 0.0 | 10.8 | 24.3 | 18.4 | 94 | 66 | 7.53 | 23.60 |
| 11/12/2025 | 5.1 | 3.2 | 7.0 | 25.0 | 19.3 | 93 | 49 | 7.75 | 18.93 |
| 12/12/2025 | 2.5 | 1.4 | 5.0 | 22.8 | 19.1 | 93 | 77 | 4.91 | 9.58 |
| 13/12/2025 | 5.2 | 4.2 | 3.2 | 26.5 | 17.3 | 93 | 56 | 4.18 | 24.88 |
| 14/12/2025 | 8.8 | 5.8 | 7.4 | 34.6 | 19.1 | 95 | 26 | 5.62 | 29.81 |
| 15/12/2025 | 5.4 | 0.0 | 7.0 | 24.4 | 18.7 | 78 | 53 | 6.07 | 21.63 |
| 16/12/2025 | 3.2 | 0.0 | 4.8 | 24.3 | 17.1 | 84 | 55 | 4.61 | 7.23 |
| 17/12/2025 | 7.1 | 0.0 | 3.2 | 27.5 | 18.3 | 77 | 47 | 6.93 | 29.84 |
| 18/12/2025 | 8.6 | 0.0 | 32.6 | 19.7 | 79 | 34 | 5.62 | 31.84 | |
| Totals: | 124.7 | 15.4 | 145.6 |
