Evapotranspiration Calculations
Grafton Airport - October 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) |
|---|---|---|---|---|---|---|---|---|---|
| 30/09/2026 | 4.1 | 0.2 | 25.1 | 5.7 | 98 | 37 | 1.88 | 23.76 | |
| 01/10/2026 | 4.3 | 0.0 | 26.9 | 7.2 | 98 | 37 | 1.87 | 24.02 | |
| 02/10/2026 | 4.4 | 0.0 | 28.2 | 8.0 | 98 | 41 | 1.74 | 24.16 | |
| 03/10/2026 | 3.7 | 0.0 | 26.7 | 9.9 | 97 | 45 | 2.26 | 17.60 | |
| 04/10/2026 | 4.0 | 0.0 | 28.5 | 12.5 | 97 | 45 | 1.92 | 19.15 | |
| 05/10/2026 | 2.1 | 0.0 | 25.5 | 12.9 | 97 | 61 | 0.79 | 10.03 | |
| 06/10/2026 | 4.1 | 4.4 | 30.9 | 16.3 | 97 | 45 | 1.61 | 18.70 | |
| Totals: | 26.7 | 4.6 |
