Evapotranspiration Calculations
Hartz Mountain (Keoghs Pimple) - 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 | 0.6 | 7.6 | 4.8 | 1.4 | 99 | 88 | 8.80 | 7.30 | |
| 02/09/2025 | 1.1 | 1.4 | 8.6 | 1.7 | 99 | 78 | 9.85 | 9.36 | |
| 03/09/2025 | 0.5 | 4.2 | 4.4 | 0.3 | 99 | 91 | 9.29 | 5.67 | |
| 04/09/2025 | 0.4 | 2.8 | 0.2 | -1.0 | 99 | 96 | 8.06 | 6.13 | |
| 05/09/2025 | 0.8 | 5.4 | 3.3 | -2.6 | 98 | 80 | 8.14 | 10.72 | |
| 06/09/2025 | 1.6 | 14.2 | 8.7 | -0.5 | 91 | 65 | 6.26 | 13.90 | |
| 07/09/2025 | 1.5 | 4.8 | 9.3 | 1.9 | 98 | 58 | 6.62 | 3.90 | |
| 08/09/2025 | 1.1 | 2.0 | 8.7 | 4.6 | 99 | 77 | 12.78 | 7.05 | |
| 09/09/2025 | 0.4 | 6.2 | 0.7 | -1.2 | 99 | 92 | 11.56 | 7.49 | |
| 10/09/2025 | 0.8 | 13.8 | 4.3 | -0.7 | 99 | 85 | 8.52 | 11.47 | |
| 11/09/2025 | 0.8 | 2.6 | 5.9 | 0.6 | 99 | 87 | 10.79 | 9.40 | |
| 12/09/2025 | 0.9 | 5.4 | 7.4 | 3.0 | 99 | 86 | 12.80 | 10.21 | |
| 13/09/2025 | 0.8 | 0.4 | 7.0 | 3.9 | 99 | 87 | 10.69 | 6.46 | |
| 14/09/2025 | 2.3 | 0.2 | 11.6 | 4.0 | 98 | 58 | 14.78 | 13.02 | |
| 15/09/2025 | 3.0 | 5.0 | 15.6 | 5.6 | 98 | 50 | 12.03 | 12.63 | |
| 16/09/2025 | 1.1 | 13.4 | 6.7 | 4.4 | 99 | 77 | 12.28 | 7.75 | |
| 17/09/2025 | 0.5 | 15.0 | 3.1 | 0.6 | 99 | 95 | 8.26 | 8.29 | |
| 18/09/2025 | 1.6 | 7.4 | 10.0 | 0.6 | 98 | 69 | 8.09 | 11.12 | |
| 19/09/2025 | 1.6 | 6.0 | 13.2 | 2.2 | 99 | 77 | 8.27 | 13.23 | |
| 20/09/2025 | 0.5 | 5.4 | 4.2 | -0.4 | 99 | 92 | 11.87 | 7.59 | |
| Totals: | 21.9 | 123.2 |
