Evapotranspiration Calculations
Griffith 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 | 2.0 | 0.0 | 17.4 | 1.0 | 100 | 45 | 1.40 | 14.48 | |
| 02/09/2025 | 2.1 | 0.0 | 17.8 | 0.7 | 100 | 36 | 1.03 | 16.64 | |
| 03/09/2025 | 4.6 | 0.0 | 23.4 | 3.3 | 89 | 23 | 4.61 | 17.40 | |
| 04/09/2025 | 0.0 | 5.7 | 100 | 33 | 3.01 | 16.08 | |||
| 05/09/2025 | 19.2 | 96 | 26 | 3.85 | 17.76 | ||||
| 06/09/2025 | 5.5 | 0.0 | 26.4 | 6.6 | 71 | 30 | 5.51 | 17.92 | |
| 07/09/2025 | 5.5 | 0.0 | 26.2 | 16.5 | 84 | 30 | 8.06 | 7.75 | |
| 08/09/2025 | 4.7 | 3.2 | 26.2 | 13.7 | 87 | 26 | 3.93 | 18.30 | |
| 09/09/2025 | 3.5 | 1.4 | 23.3 | 8.6 | 89 | 28 | 2.51 | 16.67 | |
| 10/09/2025 | 2.2 | 1.4 | 15.1 | 9.7 | 99 | 60 | 7.87 | 10.09 | |
| 11/09/2025 | 2.8 | 25.8 | 16.6 | 7.6 | 98 | 53 | 5.29 | 17.25 | |
| 12/09/2025 | 2.7 | 0.0 | 17.0 | 2.8 | 100 | 46 | 2.69 | 18.86 | |
| 13/09/2025 | 2.3 | 0.0 | 19.6 | 3.2 | 100 | 47 | 1.04 | 16.29 | |
| 14/09/2025 | 3.0 | 0.0 | 20.9 | 4.1 | 100 | 41 | 1.93 | 19.28 | |
| 15/09/2025 | 5.0 | 0.0 | 26.5 | 5.6 | 96 | 24 | 3.87 | 19.89 | |
| 16/09/2025 | 3.9 | 0.0 | 23.7 | 14.4 | 91 | 34 | 5.00 | 9.05 | |
| 17/09/2025 | 3.3 | 0.0 | 18.0 | 5.2 | 100 | 34 | 3.72 | 18.46 | |
| 18/09/2025 | 3.3 | 0.0 | 20.6 | 2.4 | 96 | 33 | 2.13 | 20.46 | |
| 19/09/2025 | 3.3 | 0.0 | 20.2 | 4.9 | 87 | 38 | 4.20 | 11.65 | |
| 20/09/2025 | 3.8 | 1.0 | 17.2 | 7.3 | 84 | 37 | 5.16 | 20.61 | |
| Totals: | 63.5 | 32.8 |
