Evapotranspiration Calculations
Douglas River Research Farm - 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 | 6.2 | 0.0 | | 36.5 | 25.8 | 96 | 47 | 2.54 | 24.35 |
| 02/12/2025 | 7.5 | 11.0 | | 36.8 | 23.1 | 98 | 17 | 2.67 | 28.76 |
| 03/12/2025 | 6.6 | 0.0 | | 37.3 | 18.3 | 91 | 23 | 1.68 | 28.70 |
| 04/12/2025 | 6.7 | 0.0 | | 38.0 | 21.2 | 97 | 30 | 1.73 | 28.34 |
| 05/12/2025 | 6.5 | 0.0 | | 36.2 | 23.0 | 96 | 48 | 2.63 | 26.89 |
| 06/12/2025 | 6.2 | 4.6 | | 35.3 | 22.5 | 97 | 50 | 2.01 | 27.10 |
| 07/12/2025 | 5.7 | 2.4 | | 34.1 | 23.2 | 97 | 51 | 1.78 | 25.35 |
| 08/12/2025 | 6.6 | 0.0 | | 36.1 | 25.5 | 97 | 43 | 2.55 | 26.55 |
| 09/12/2025 | 5.7 | 4.2 | | 35.4 | 23.2 | 97 | 54 | 2.63 | 23.03 |
| 10/12/2025 | 6.6 | 13.4 | | 36.0 | 22.8 | 96 | 44 | 2.17 | 28.38 |
| 11/12/2025 | 6.5 | 0.0 | | 36.7 | 23.3 | 96 | 42 | 1.58 | 28.18 |
| 12/12/2025 | 6.3 | 0.0 | | 35.9 | 25.1 | 97 | 45 | 1.71 | 27.05 |
| 13/12/2025 | 5.0 | 69.8 | | 33.8 | 23.0 | 98 | 48 | 1.47 | 21.64 |
| 14/12/2025 | 6.1 | 0.2 | | 36.2 | 24.0 | 95 | 48 | 1.57 | 26.44 |
| 15/12/2025 | 6.2 | 0.0 | | 36.2 | 23.8 | 95 | 44 | 1.63 | 26.63 |
| 16/12/2025 | 6.4 | 0.0 | | 34.9 | 23.9 | 96 | 53 | 2.62 | 27.37 |
| 17/12/2025 | 6.0 | 6.0 | | 34.5 | 23.9 | 97 | 49 | 2.51 | 24.77 |
| 18/12/2025 | 4.1 | 0.0 | | 32.9 | 24.7 | 95 | 54 | 2.01 | 15.64 |
| Totals: | 110.9 | 111.6 | | | | | | | |
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