Evapotranspiration Calculations
Sheffield School Farm - October 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/10/2025 | 1.1 | 20.0 | 12.2 | 3.8 | 99 | 84 | 3.07 | 7.34 | |
| 02/10/2025 | 2.0 | 17.4 | 11.9 | 5.1 | 96 | 67 | 4.27 | 14.73 | |
| 03/10/2025 | 3.4 | 2.0 | 14.3 | 7.6 | 80 | 38 | 4.21 | 20.38 | |
| 04/10/2025 | 2.7 | 0.0 | 17.6 | 6.7 | 99 | 65 | 2.26 | 19.61 | |
| 05/10/2025 | 1.9 | 0.0 | 17.6 | 7.3 | 99 | 64 | 3.33 | 8.71 | |
| 06/10/2025 | 3.1 | 5.2 | 11.6 | 5.3 | 80 | 47 | 5.73 | 20.71 | |
| 07/10/2025 | 2.2 | 0.0 | 14.0 | 4.9 | 94 | 67 | 5.53 | 14.29 | |
| 08/10/2025 | 1.4 | 0.4 | 12.4 | 8.2 | 97 | 80 | 4.63 | 9.34 | |
| 09/10/2025 | 2.6 | 11.2 | 13.2 | 5.5 | 96 | 49 | 5.26 | 14.19 | |
| 10/10/2025 | 2.6 | 25.2 | 12.5 | 7.0 | 93 | 55 | 8.33 | 13.29 | |
| 11/10/2025 | 2.7 | 5.8 | 11.9 | 6.8 | 88 | 52 | 4.98 | 17.82 | |
| 12/10/2025 | 2.0 | 0.0 | 12.2 | 2.8 | 94 | 55 | 2.59 | 12.19 | |
| 13/10/2025 | 2.8 | 2.6 | 13.2 | 1.1 | 85 | 48 | 3.04 | 20.20 | |
| 14/10/2025 | 3.2 | 1.0 | 14.9 | 6.1 | 97 | 51 | 4.93 | 21.83 | |
| Totals: | 33.7 | 90.8 |
