Evapotranspiration Calculations
Bickley - 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 | 3.1 | 0.0 | 18.0 | 7.0 | 85 | 44 | 3.56 | 18.34 | |
| 02/09/2025 | 2.6 | 0.0 | 18.3 | 9.6 | 95 | 51 | 2.84 | 15.91 | |
| 03/09/2025 | 3.3 | 0.0 | 20.2 | 7.1 | 89 | 42 | 3.44 | 18.62 | |
| 04/09/2025 | 2.8 | 0.0 | 17.4 | 7.7 | 93 | 49 | 3.28 | 17.93 | |
| 05/09/2025 | 1.4 | 0.2 | 15.3 | 9.8 | 98 | 78 | 4.97 | 6.20 | |
| 06/09/2025 | 1.6 | 41.0 | 12.4 | 8.0 | 98 | 77 | 5.37 | 12.15 | |
| 07/09/2025 | 1.6 | 10.6 | 12.9 | 6.7 | 98 | 81 | 4.40 | 13.25 | |
| 08/09/2025 | 2.4 | 13.4 | 13.1 | 2.5 | 95 | 53 | 3.28 | 19.25 | |
| 09/09/2025 | 2.8 | 0.4 | 15.8 | 4.4 | 95 | 43 | 3.12 | 19.11 | |
| 10/09/2025 | 3.1 | 0.0 | 17.4 | 5.7 | 96 | 47 | 3.85 | 19.68 | |
| 11/09/2025 | 3.7 | 0.0 | 19.8 | 5.4 | 89 | 39 | 4.23 | 19.98 | |
| 12/09/2025 | 5.1 | 0.0 | 23.1 | 8.4 | 70 | 24 | 5.03 | 19.34 | |
| 13/09/2025 | 3.5 | 1.4 | 20.2 | 12.8 | 98 | 44 | 5.81 | 14.90 | |
| 14/09/2025 | 1.7 | 23.6 | 13.4 | 11.7 | 98 | 72 | 8.00 | 8.94 | |
| 15/09/2025 | 2.2 | 16.6 | 12.9 | 6.4 | 95 | 63 | 4.62 | 14.89 | |
| 16/09/2025 | 2.6 | 3.2 | 15.2 | 5.1 | 93 | 54 | 3.15 | 17.30 | |
| 17/09/2025 | 2.1 | 3.8 | 15.5 | 8.6 | 98 | 69 | 4.82 | 13.14 | |
| 18/09/2025 | 2.4 | 18.2 | 15.8 | 8.8 | 96 | 57 | 3.39 | 13.78 | |
| 19/09/2025 | 2.4 | 1.2 | 17.3 | 9.4 | 98 | 67 | 3.02 | 15.16 | |
| 20/09/2025 | 3.7 | 0.2 | 22.1 | 10.0 | 98 | 47 | 3.26 | 21.48 | |
| Totals: | 54.1 | 133.8 |
