Evapotranspiration Calculations
Low Head - 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) |
| 01/08/2026 | 0.8 | 0.0 | | 13.1 | 3.6 | 100 | 78 | 2.96 | 7.35 |
| 02/08/2026 | 1.3 | 1.0 | | 15.0 | 6.1 | 99 | 72 | 5.90 | 8.90 |
| 03/08/2026 | 1.0 | 3.6 | | 11.0 | 9.8 | 94 | 79 | 6.84 | 4.01 |
| 04/08/2026 | 0.9 | 9.4 | | 12.8 | 3.9 | 100 | 78 | 3.59 | 9.36 |
| 05/08/2026 | 1.5 | 0.4 | | 15.3 | 5.2 | 96 | 67 | 5.59 | 9.88 |
| 06/08/2026 | 1.1 | 0.0 | | 13.4 | 4.5 | 100 | 74 | 4.45 | 8.41 |
| 07/08/2026 | 0.9 | 2.4 | | 12.7 | 5.5 | 100 | 83 | 4.54 | 9.81 |
| 08/08/2026 | 1.2 | 0.0 | | 13.3 | 6.2 | 95 | 70 | 4.36 | 8.60 |
| 09/08/2026 | 1.1 | 0.0 | | 13.8 | 8.3 | 96 | 76 | 5.61 | 4.54 |
| 10/08/2026 | 1.6 | 8.0 | | 15.2 | 9.4 | 99 | 65 | 6.51 | 9.30 |
| 11/08/2026 | 1.8 | 0.2 | | 13.6 | 10.1 | 91 | 69 | 8.84 | 11.16 |
| 12/08/2026 | 1.7 | 6.0 | | 13.5 | 11.2 | 97 | 70 | 11.02 | 10.83 |
| 13/08/2026 | 1.6 | 0.2 | | 14.3 | 11.1 | 92 | 79 | 11.08 | 11.56 |
| 14/08/2026 | 1.8 | 0.2 | | 14.0 | 11.6 | 92 | 72 | 10.44 | 11.68 |
| 15/08/2026 | 1.4 | 0.0 | | 14.0 | 7.1 | 98 | 67 | 4.36 | 10.75 |
| 16/08/2026 | 1.4 | 0.0 | | 15.0 | 7.3 | 99 | 71 | 4.37 | 10.49 |
| 17/08/2026 | 1.5 | 0.0 | | 14.9 | 7.3 | 98 | 72 | 5.03 | 11.73 |
| 18/08/2026 | 1.6 | 0.2 | | 15.3 | 9.0 | 93 | 74 | 5.75 | 11.14 |
| 19/08/2026 | 0.9 | 0.0 | | 14.0 | 11.9 | 97 | 88 | 8.68 | 3.77 |
| 20/08/2026 | 1.4 | 12.2 | | 15.5 | 12.2 | 96 | 82 | 8.31 | 10.04 |
| 21/08/2026 | 1.4 | 1.6 | | 14.4 | 10.7 | 96 | 81 | 9.43 | 11.84 |
| 22/08/2026 | 2.7 | 1.8 | | 13.4 | 11.2 | 95 | 53 | 14.10 | 12.76 |
| 23/08/2026 | 2.1 | 0.0 | | 13.5 | 10.3 | 87 | 68 | 9.12 | 11.06 |
| 24/08/2026 | 1.8 | 0.0 | | 16.1 | 11.0 | 96 | 70 | 7.04 | 8.85 |
| 25/08/2026 | 1.4 | 0.0 | | 15.7 | 10.7 | 98 | 79 | 4.21 | 10.01 |
| 26/08/2026 | | 0.0 | | | 10.7 | 81 | 40 | 6.73 | 13.53 |
| Totals: | 35.9 | 47.2 | | | | | | | |
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