Evapotranspiration Calculations
Combienbar - September 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/09/2025 | 1.7 | 0.2 | 14.2 | 4.6 | 83 | 48 | 0.88 | 14.55 | |
| 02/09/2025 | 1.9 | 0.2 | 15.4 | 5.8 | 77 | 40 | 0.71 | 15.41 | |
| 03/09/2025 | 2.6 | 0.0 | 16.1 | 6.9 | 87 | 38 | 3.21 | 12.77 | |
| 04/09/2025 | 2.3 | 0.0 | 14.6 | 5.7 | 93 | 40 | 2.29 | 15.32 | |
| 05/09/2025 | 1.9 | 1.4 | 11.2 | 2.0 | 89 | 50 | 1.49 | 16.60 | |
| 06/09/2025 | 2.1 | 0.2 | 18.1 | 3.1 | 81 | 35 | 0.84 | 16.99 | |
| 07/09/2025 | 2.9 | 0.0 | 20.1 | 9.7 | 60 | 32 | 2.56 | 9.50 | |
| 08/09/2025 | 3.0 | 0.0 | 21.1 | 12.7 | 67 | 30 | 1.79 | 16.21 | |
| 09/09/2025 | 2.5 | 0.0 | 17.6 | 9.8 | 91 | 32 | 1.63 | 14.96 | |
| 10/09/2025 | 1.4 | 0.0 | 12.4 | 4.2 | 95 | 61 | 0.52 | 10.05 | |
| 11/09/2025 | 1.6 | 3.6 | 12.0 | 4.6 | 96 | 66 | 1.75 | 12.10 | |
| 12/09/2025 | 2.1 | 0.4 | 14.0 | 4.7 | 83 | 53 | 1.96 | 14.70 | |
| 13/09/2025 | 2.3 | 0.0 | 16.5 | 6.1 | 89 | 55 | 1.02 | 18.14 | |
| 14/09/2025 | 2.5 | 0.0 | 18.6 | 7.8 | 88 | 42 | 0.94 | 18.39 | |
| 15/09/2025 | 4.4 | 0.0 | 23.9 | 8.7 | 58 | 19 | 3.06 | 18.73 | |
| 16/09/2025 | 3.1 | 0.0 | 18.1 | 15.0 | 84 | 26 | 3.39 | 9.40 | |
| 17/09/2025 | 2.7 | 1.0 | 15.9 | 7.6 | 82 | 38 | 1.81 | 17.84 | |
| 18/09/2025 | 2.4 | 0.0 | 16.8 | 4.0 | 84 | 38 | 0.64 | 19.24 | |
| 19/09/2025 | 3.4 | 0.0 | 21.3 | 8.0 | 77 | 30 | 2.58 | 16.13 | |
| 20/09/2025 | 2.3 | 3.2 | 13.4 | 5.3 | 95 | 45 | 1.62 | 17.64 | |
| Totals: | 49.1 | 10.2 |
