Evapotranspiration Calculations
Gunnedah 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 | 4.6 | 0.0 | 26.5 | 8.6 | 81 | 25 | 2.27 | 22.62 | |
| 01/10/2026 | 5.1 | 0.0 | 28.5 | 5.1 | 90 | 22 | 2.52 | 22.74 | |
| 02/10/2026 | 5.6 | 0.0 | 30.0 | 7.8 | 84 | 21 | 2.96 | 22.51 | |
| 03/10/2026 | 3.9 | 0.0 | 28.3 | 14.7 | 76 | 24 | 2.17 | 12.02 | |
| 04/10/2026 | 5.6 | 0.0 | 29.2 | 10.0 | 84 | 27 | 3.25 | 22.92 | |
| 05/10/2026 | 3.6 | 1.0 | 26.0 | 10.9 | 94 | 49 | 2.77 | 15.34 | |
| 06/10/2026 | 5.9 | 8.0 | 30.8 | 13.0 | 98 | 27 | 3.84 | 22.04 | |
| Totals: | 34.3 | 9.0 |
