Evapotranspiration Calculations
St Lawrence - 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 | 3.5 | 36.4 | | 31.7 | 22.4 | 97 | 66 | 1.47 | 14.95 |
| 02/12/2025 | 7.5 | 0.2 | | 34.1 | 21.8 | 100 | 19 | 2.86 | 30.36 |
| 03/12/2025 | 6.8 | 0.0 | | 31.1 | 15.7 | 78 | 38 | 3.49 | 28.94 |
| 04/12/2025 | 6.4 | 0.0 | | 30.8 | 19.6 | 85 | 41 | 3.49 | 26.73 |
| 05/12/2025 | 6.5 | 0.0 | | 31.0 | 16.4 | 95 | 42 | 3.08 | 30.57 |
| 06/12/2025 | 6.4 | 0.0 | | 30.5 | 18.5 | 94 | 51 | 3.46 | 30.43 |
| 07/12/2025 | 6.4 | 0.0 | | 30.8 | 19.0 | 96 | 43 | 2.71 | 30.31 |
| 08/12/2025 | 6.5 | 0.0 | | 31.9 | 19.6 | 96 | 43 | 2.99 | 28.74 |
| 09/12/2025 | 7.0 | 0.0 | | 32.6 | 21.9 | 91 | 46 | 3.46 | 30.55 |
| 10/12/2025 | 7.3 | 0.0 | | 33.0 | 21.7 | 91 | 41 | 3.79 | 30.47 |
| 11/12/2025 | 6.5 | 0.0 | | 32.4 | 19.9 | 93 | 48 | 3.64 | 27.94 |
| 12/12/2025 | 6.8 | 0.0 | | 32.2 | 21.4 | 89 | 49 | 3.85 | 29.02 |
| 13/12/2025 | 7.0 | 0.0 | | 32.8 | 21.9 | 89 | 52 | 3.77 | 30.39 |
| 14/12/2025 | 7.2 | 0.0 | | 32.5 | 22.6 | 89 | 45 | 3.89 | 30.06 |
| 15/12/2025 | 3.7 | 0.0 | | 31.7 | 23.8 | 90 | 57 | 1.87 | 14.07 |
| 16/12/2025 | 4.3 | 0.0 | | 31.8 | 23.8 | 96 | 52 | 2.15 | 16.49 |
| 17/12/2025 | 5.8 | 1.8 | | 32.9 | 22.9 | 93 | 48 | 3.82 | 21.22 |
| 18/12/2025 | 4.9 | 0.6 | | 31.5 | 22.0 | 90 | 55 | 3.24 | 18.64 |
| Totals: | 110.5 | 39.0 | | | | | | | |
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