Evapotranspiration Calculations
Trepell Airport - 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 | 5.8 | 0.0 | 24.1 | 5.4 | 42 | 15 | 4.35 | 21.75 | |
| 02/09/2025 | 6.1 | 0.0 | 27.5 | 6.0 | 43 | 13 | 3.84 | 21.76 | |
| 03/09/2025 | 5.8 | 0.0 | 31.0 | 8.0 | 39 | 20 | 2.91 | 22.00 | |
| 04/09/2025 | 5.9 | 0.0 | 32.3 | 11.6 | 52 | 24 | 3.05 | 21.70 | |
| 05/09/2025 | 6.8 | 0.0 | 34.5 | 16.6 | 50 | 25 | 3.68 | 21.49 | |
| 06/09/2025 | 8.2 | 0.0 | 36.1 | 18.0 | 65 | 26 | 5.49 | 22.24 | |
| 07/09/2025 | 7.1 | 0.0 | 34.2 | 20.6 | 55 | 28 | 4.62 | 18.50 | |
| 08/09/2025 | 7.5 | 0.0 | 35.4 | 18.9 | 63 | 26 | 4.43 | 22.52 | |
| 09/09/2025 | 6.8 | 0.0 | 33.5 | 20.1 | 54 | 31 | 3.97 | 21.89 | |
| 10/09/2025 | 7.0 | 0.0 | 30.2 | 20.3 | 66 | 26 | 5.45 | 21.01 | |
| 11/09/2025 | 6.4 | 0.0 | 25.2 | 11.1 | 59 | 21 | 5.40 | 22.67 | |
| 12/09/2025 | 6.1 | 0.0 | 25.5 | 9.0 | 63 | 19 | 4.68 | 22.94 | |
| 13/09/2025 | 6.7 | 0.0 | 29.1 | 8.4 | 52 | 14 | 4.14 | 23.08 | |
| 14/09/2025 | 5.9 | 0.0 | 30.4 | 11.0 | 66 | 21 | 3.11 | 23.19 | |
| 15/09/2025 | 6.5 | 0.0 | 31.8 | 14.3 | 54 | 26 | 3.58 | 23.04 | |
| 16/09/2025 | 7.5 | 0.0 | 34.7 | 15.0 | 56 | 22 | 4.16 | 23.37 | |
| 17/09/2025 | 0.0 | 20.4 | 51 | 26 | 2.30 | 20.39 | |||
| 18/09/2025 | 38.3 | 58 | 22 | 3.91 | 22.62 | ||||
| 19/09/2025 | 8.0 | 0.0 | 37.3 | 21.0 | 76 | 26 | 5.16 | 20.82 | |
| 20/09/2025 | 4.0 | 5.0 | 27.8 | 19.4 | 99 | 54 | 4.38 | 15.87 | |
| Totals: | 118.1 | 5.0 |
