Evapotranspiration Calculations
Grafton Airport - July 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/07/2026 | 1.5 | 0.2 | 23.1 | 8.9 | 98 | 60 | 0.95 | 12.42 | |
| 02/07/2026 | 1.8 | 0.2 | 22.9 | 12.1 | 97 | 62 | 2.50 | 8.69 | |
| 03/07/2026 | 1.8 | 0.0 | 26.3 | 9.1 | 98 | 22 | 0.90 | 12.62 | |
| 04/07/2026 | 1.9 | 0.0 | 21.9 | 3.7 | 97 | 32 | 1.53 | 13.07 | |
| 05/07/2026 | 2.3 | 0.0 | 21.7 | 3.8 | 97 | 43 | 2.61 | 12.86 | |
| 06/07/2026 | 2.2 | 0.0 | 19.3 | 11.2 | 88 | 56 | 3.66 | 11.39 | |
| 07/07/2026 | 0.0 | 7.9 | 93 | 52 | 3.03 | 9.50 | |||
| 08/07/2026 | 91 | 41 | 2.70 | 12.77 | |||||
| 09/07/2026 | 19.5 | 97 | 52 | 2.30 | 11.37 | ||||
| 10/07/2026 | 1.6 | 0.0 | 20.3 | 6.5 | 97 | 57 | 1.94 | 9.62 | |
| 11/07/2026 | 1.5 | 0.0 | 21.3 | 6.4 | 98 | 47 | 0.85 | 13.36 | |
| 12/07/2026 | 1.7 | 0.0 | 22.8 | 4.9 | 98 | 32 | 0.98 | 13.41 | |
| 13/07/2026 | 2.0 | 0.0 | 21.5 | 3.2 | 96 | 32 | 1.53 | 13.53 | |
| 14/07/2026 | 1.6 | 0.0 | 20.8 | 0.7 | 97 | 37 | 0.98 | 13.59 | |
| 15/07/2026 | 2.1 | 0.0 | 20.2 | 1.6 | 97 | 41 | 2.32 | 12.53 | |
| 16/07/2026 | 2.5 | 0.0 | 20.9 | 6.9 | 96 | 51 | 4.37 | 11.58 | |
| Totals: | 24.5 | 0.4 |
