Evapotranspiration Calculations
Sheffield School Farm - May 2026 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/05/2026 | 1.2 | 0.2 | 21.0 | 8.8 | 99 | 59 | 0.88 | 10.71 | |
| 02/05/2026 | 1.0 | 0.0 | 19.1 | 9.6 | 94 | 66 | 0.82 | 6.52 | |
| 03/05/2026 | 0.8 | 2.0 | 15.2 | 12.2 | 97 | 82 | 1.82 | 3.07 | |
| 04/05/2026 | 0.9 | 26.2 | 15.1 | 9.3 | 97 | 77 | 1.91 | 5.02 | |
| 05/05/2026 | 1.2 | 19.0 | 16.4 | 7.3 | 99 | 63 | 2.15 | 10.18 | |
| 06/05/2026 | 1.2 | 0.0 | 15.3 | 7.8 | 97 | 70 | 3.68 | 6.06 | |
| 07/05/2026 | 1.2 | 1.4 | 12.0 | 3.7 | 94 | 54 | 2.75 | 4.91 | |
| 08/05/2026 | 1.7 | 1.4 | 14.6 | 4.5 | 81 | 58 | 4.11 | 6.99 | |
| 09/05/2026 | 1.8 | 0.0 | 20.0 | 6.5 | 87 | 38 | 2.19 | 9.80 | |
| 10/05/2026 | 0.9 | 0.0 | 18.9 | 5.1 | 98 | 56 | 0.58 | 9.69 | |
| 11/05/2026 | 0.7 | 0.2 | 16.6 | 4.9 | 99 | 63 | 0.34 | 8.94 | |
| 12/05/2026 | 0.8 | 0.0 | 15.6 | 7.4 | 97 | 73 | 0.92 | 6.93 | |
| 13/05/2026 | 0.8 | 0.0 | 15.9 | 7.9 | 99 | 67 | 0.91 | 5.58 | |
| 14/05/2026 | 0.7 | 0.0 | 14.1 | 10.1 | 98 | 80 | 1.52 | 3.42 | |
| 15/05/2026 | 0.7 | 1.4 | 17.0 | 10.5 | 98 | 82 | 1.46 | 4.88 | |
| 16/05/2026 | 0.7 | 0.4 | 17.4 | 10.4 | 99 | 82 | 1.03 | 4.61 | |
| 17/05/2026 | 0.6 | 5.0 | 15.0 | 11.2 | 98 | 91 | 1.12 | 3.12 | |
| Totals: | 16.9 | 57.2 |
