Evapotranspiration Calculations
Pyrenees (Ben Nevis) - August 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) |
|---|---|---|---|---|---|---|---|---|---|
| 31/07/2026 | 0.8 | 0.4 | 7.4 | 2.1 | 100 | 78 | 2.96 | 10.21 | |
| 01/08/2026 | 1.3 | 0.0 | 9.9 | 2.8 | 94 | 67 | 5.27 | 11.83 | |
| 02/08/2026 | 1.8 | 0.0 | 10.7 | 4.5 | 92 | 55 | 6.49 | 11.91 | |
| 03/08/2026 | 0.8 | 0.2 | 7.9 | 3.1 | 100 | 80 | 4.24 | 7.62 | |
| 04/08/2026 | 0.5 | 2.2 | 5.4 | 2.2 | 100 | 92 | 5.08 | 4.57 | |
| 05/08/2026 | 0.8 | 2.0 | 6.8 | 2.4 | 100 | 81 | 3.89 | 8.68 | |
| 06/08/2026 | 0.8 | 0.0 | 7.4 | 2.7 | 99 | 86 | 2.52 | 8.90 | |
| Totals: | 6.8 | 4.8 |
