Evapotranspiration Calculations
North Walpole - September 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/09/2026 | 2.1 | 9.2 | 16.3 | 8.1 | 95 | 64 | 3.77 | 12.91 | |
| 02/09/2026 | 1.8 | 1.6 | 17.1 | 10.7 | 98 | 73 | 3.75 | 11.08 | |
| 03/09/2026 | 2.5 | 0.6 | 18.5 | 10.1 | 98 | 62 | 4.81 | 14.84 | |
| 04/09/2026 | 2.4 | 0.2 | 14.7 | 10.4 | 95 | 58 | 6.10 | 12.82 | |
| 05/09/2026 | 2.4 | 0.0 | 18.6 | 10.9 | 98 | 62 | 3.78 | 14.17 | |
| 06/09/2026 | 2.5 | 0.0 | 15.5 | 10.0 | 98 | 56 | 4.88 | 15.77 | |
| 07/09/2026 | 1.8 | 0.2 | 16.1 | 8.3 | 94 | 69 | 2.36 | 11.62 | |
| 08/09/2026 | 2.6 | 0.0 | 17.5 | 10.3 | 93 | 57 | 4.60 | 14.02 | |
| 09/09/2026 | 3.2 | 0.0 | 19.3 | 9.0 | 87 | 48 | 3.87 | 18.50 | |
| 10/09/2026 | 3.2 | 0.0 | 19.9 | 9.0 | 94 | 45 | 3.39 | 18.76 | |
| 11/09/2026 | 3.3 | 0.0 | 22.9 | 9.2 | 87 | 51 | 3.56 | 16.63 | |
| 12/09/2026 | 2.7 | 0.0 | 17.7 | 11.4 | 96 | 62 | 6.56 | 14.80 | |
| 13/09/2026 | 2.5 | 0.0 | 18.8 | 12.4 | 98 | 61 | 5.49 | 11.53 | |
| 14/09/2026 | 1.9 | 0.0 | 16.4 | 11.3 | 98 | 65 | 2.77 | 10.68 | |
| 15/09/2026 | 2.6 | 20.0 | 10.0 | 93 | 63 | 3.83 | 14.62 | ||
| Totals: | 37.5 | 11.8 |
