Evapotranspiration Calculations
Wynyard Airport - October 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/10/2025 | 1.4 | 14.0 | 14.6 | 5.1 | 100 | 83 | 5.20 | 9.57 | |
| 02/10/2025 | 2.0 | 20.4 | 13.9 | 6.4 | 99 | 71 | 7.63 | 13.94 | |
| 03/10/2025 | 3.9 | 0.8 | 16.3 | 9.3 | 99 | 36 | 8.47 | 20.72 | |
| 04/10/2025 | 2.7 | 0.0 | 18.8 | 5.0 | 100 | 62 | 3.53 | 17.53 | |
| 05/10/2025 | 2.2 | 0.0 | 19.4 | 7.0 | 100 | 66 | 5.33 | 8.81 | |
| 06/10/2025 | 3.3 | 8.8 | 14.3 | 6.9 | 93 | 48 | 8.78 | 18.89 | |
| 07/10/2025 | 2.5 | 0.6 | 15.7 | 6.0 | 99 | 67 | 7.22 | 18.20 | |
| 08/10/2025 | 1.7 | 1.8 | 15.0 | 10.5 | 99 | 79 | 6.44 | 11.44 | |
| 09/10/2025 | 2.9 | 7.2 | 15.1 | 4.9 | 100 | 52 | 8.37 | 16.04 | |
| 10/10/2025 | 2.5 | 17.8 | 14.6 | 9.1 | 95 | 65 | 11.43 | 13.99 | |
| 11/10/2025 | 2.9 | 10.0 | 13.7 | 8.3 | 97 | 53 | 7.50 | 17.56 | |
| 12/10/2025 | 1.8 | 0.0 | 13.3 | 5.4 | 99 | 61 | 3.83 | 8.16 | |
| 13/10/2025 | 2.7 | 2.0 | 14.8 | 2.2 | 92 | 51 | 4.62 | 14.78 | |
| 14/10/2025 | 3.6 | 1.6 | 17.2 | 8.2 | 98 | 50 | 7.91 | 20.65 | |
| Totals: | 36.1 | 85.0 |
