Evapotranspiration Calculations
Dalby Airport - 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 | 2.6 | 0.0 | 19.7 | 9.3 | 91 | 51 | 3.04 | 12.15 | |
| 02/09/2025 | 3.2 | 0.0 | 22.6 | 6.1 | 96 | 39 | 2.40 | 16.46 | |
| 03/09/2025 | 3.4 | 0.0 | 24.4 | 5.5 | 98 | 30 | 1.77 | 19.42 | |
| 04/09/2025 | 3.5 | 0.0 | 25.5 | 4.3 | 93 | 31 | 1.97 | 17.29 | |
| 05/09/2025 | 4.8 | 0.0 | 26.5 | 8.6 | 92 | 24 | 3.61 | 18.61 | |
| 06/09/2025 | 4.9 | 0.0 | 23.9 | 9.4 | 90 | 36 | 5.93 | 20.24 | |
| 07/09/2025 | 4.8 | 0.0 | 24.7 | 6.1 | 95 | 31 | 4.45 | 20.88 | |
| 08/09/2025 | 4.0 | 0.0 | 26.8 | 5.2 | 96 | 32 | 2.10 | 21.00 | |
| 09/09/2025 | 4.1 | 0.0 | 26.1 | 7.8 | 95 | 41 | 3.10 | 19.57 | |
| 10/09/2025 | 3.8 | 0.0 | 25.4 | 12.3 | 91 | 49 | 5.78 | 10.73 | |
| 11/09/2025 | 4.7 | 0.8 | 20.1 | 8.7 | 82 | 35 | 6.75 | 21.45 | |
| 12/09/2025 | 3.9 | 0.0 | 23.1 | 2.5 | 94 | 34 | 2.77 | 21.00 | |
| 13/09/2025 | 3.5 | 0.0 | 23.1 | 9.3 | 94 | 40 | 3.02 | 15.32 | |
| 14/09/2025 | 4.0 | 0.0 | 25.2 | 7.4 | 97 | 32 | 2.84 | 18.15 | |
| 15/09/2025 | 4.7 | 0.0 | 26.3 | 4.5 | 94 | 26 | 2.96 | 21.85 | |
| 16/09/2025 | 5.0 | 0.0 | 26.8 | 5.9 | 97 | 32 | 3.73 | 22.10 | |
| 17/09/2025 | 6.2 | 0.0 | 31.1 | 16.1 | 85 | 30 | 4.65 | 21.73 | |
| 18/09/2025 | 5.6 | 0.0 | 32.4 | 13.3 | 92 | 24 | 2.88 | 21.36 | |
| 19/09/2025 | 5.6 | 0.0 | 31.1 | 12.3 | 97 | 30 | 3.96 | 19.78 | |
| 20/09/2025 | 2.4 | 0.0 | 21.3 | 16.3 | 95 | 66 | 3.36 | 10.01 | |
| Totals: | 84.7 | 0.8 |
