Evapotranspiration Calculations
North Island - 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 | 0.0 | 22.5 | 16.0 | 73 | 53 | 7.63 | |||
| 02/09/2025 | 0.0 | 21.7 | 15.8 | 81 | 45 | 9.40 | |||
| 03/09/2025 | 0.0 | 22.0 | 17.5 | 82 | 60 | 8.35 | |||
| 04/09/2025 | 0.0 | 22.0 | 10.4 | 90 | 51 | 3.74 | |||
| 05/09/2025 | 0.0 | 22.0 | 15.2 | 93 | 55 | 12.12 | |||
| 06/09/2025 | 9.2 | 20.2 | 11.3 | 88 | 49 | 11.92 | |||
| 07/09/2025 | 1.4 | 21.2 | 14.1 | 89 | 46 | 7.92 | |||
| 08/09/2025 | 3.4 | 19.6 | 14.2 | 80 | 48 | 8.14 | |||
| 09/09/2025 | 0.2 | 18.6 | 13.0 | 62 | 46 | 9.03 | |||
| 10/09/2025 | 0.0 | 21.0 | 14.7 | 67 | 50 | 8.96 | |||
| 11/09/2025 | 0.0 | 23.5 | 16.6 | 74 | 43 | 7.19 | |||
| 12/09/2025 | 0.0 | 25.7 | 17.5 | 85 | 40 | 6.29 | |||
| 13/09/2025 | 0.0 | 24.8 | 19.6 | 93 | 61 | 6.77 | |||
| 14/09/2025 | 0.6 | 17.9 | 89 | 52 | 9.96 | ||||
| 15/09/2025 | 84 | 48 | 8.65 | ||||||
| 16/09/2025 | 92 | 52 | 4.24 | ||||||
| 17/09/2025 | 91 | 46 | 5.73 | ||||||
| 18/09/2025 | 22.4 | 64 | 44 | 8.32 | |||||
| 19/09/2025 | 0.0 | 16.4 | 83 | 56 | 8.39 | ||||
| 20/09/2025 | 23.1 | 87 | 56 | 9.31 | |||||
| Totals: | 14.8 |
