Evapotranspiration Calculations
Mortlake Racecourse - 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 | 3.0 | 5.6 | | 15.5 | 6.6 | 100 | 67 | 5.37 | 22.00 |
| 02/12/2025 | 2.9 | 4.2 | | 18.2 | 6.5 | 100 | 57 | 2.85 | 15.88 |
| 03/12/2025 | | 0.2 | | | 3.8 | 100 | 26 | 4.62 | 31.41 |
| 04/12/2025 | | | | 33.7 | | 100 | 16 | 6.92 | 25.06 |
| 05/12/2025 | 5.3 | 0.0 | | 26.1 | 5.6 | 100 | 41 | 1.98 | 31.14 |
| 06/12/2025 | 2.5 | 0.2 | | 16.6 | 7.5 | 100 | 59 | 4.17 | 11.72 |
| 07/12/2025 | 4.4 | 7.6 | | 19.2 | 5.0 | 100 | 42 | 3.21 | 27.91 |
| 08/12/2025 | 5.1 | 0.2 | | 24.7 | 7.9 | 100 | 46 | 5.53 | 23.73 |
| 09/12/2025 | 4.5 | 0.0 | | 19.6 | 9.3 | 100 | 51 | 3.25 | 29.21 |
| 10/12/2025 | 3.5 | 0.0 | | 20.4 | 5.7 | 100 | 56 | 2.54 | 20.65 |
| 11/12/2025 | 5.5 | 0.0 | | 24.0 | 1.9 | 100 | 32 | 2.95 | 31.84 |
| 12/12/2025 | 7.4 | 0.0 | | 32.2 | 4.7 | 100 | 14 | 3.08 | 29.49 |
| 13/12/2025 | | 0.0 | | | 13.6 | 100 | 53 | 3.73 | 30.18 |
| 14/12/2025 | | | | 17.9 | | 100 | 42 | 6.88 | 22.39 |
| 15/12/2025 | 3.7 | 0.0 | | 16.9 | 7.4 | 100 | 46 | 4.30 | 22.17 |
| 16/12/2025 | 5.1 | 0.0 | | 24.4 | 7.4 | 100 | 43 | 2.34 | 29.87 |
| 17/12/2025 | 7.2 | 0.0 | | 32.9 | 7.8 | 100 | 21 | 2.65 | 31.80 |
| 18/12/2025 | 9.0 | 0.0 | | 35.8 | 10.3 | 76 | 13 | 3.65 | 31.71 |
| Totals: | 69.1 | 18.0 | | | | | | | |
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