Evapotranspiration Calculations
Alice Springs 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 | 3.8 | 0.0 | 19.4 | -0.6 | 60 | 15 | 2.51 | 20.96 | |
| 02/09/2025 | 4.5 | 0.0 | 22.1 | 0.0 | 57 | 14 | 2.96 | 20.99 | |
| 03/09/2025 | 4.5 | 0.0 | 23.8 | 1.9 | 56 | 11 | 2.47 | 21.25 | |
| 04/09/2025 | 4.6 | 0.0 | 26.4 | 3.5 | 48 | 9 | 2.14 | 21.42 | |
| 05/09/2025 | 5.3 | 0.0 | 31.7 | 4.7 | 39 | 9 | 2.15 | 21.53 | |
| 06/09/2025 | 8.4 | 0.0 | 33.7 | 11.1 | 35 | 13 | 5.22 | 21.56 | |
| 07/09/2025 | 6.0 | 0.0 | 32.1 | 14.8 | 49 | 14 | 2.84 | 21.88 | |
| 08/09/2025 | 8.5 | 0.0 | 35.7 | 13.8 | 92 | 21 | 6.80 | 19.06 | |
| 09/09/2025 | 3.8 | 21.4 | 25.0 | 19.3 | 91 | 51 | 5.28 | 12.35 | |
| 10/09/2025 | 5.1 | 0.4 | 21.4 | 7.0 | 64 | 18 | 4.25 | 22.56 | |
| 11/09/2025 | 4.7 | 0.0 | 20.8 | 6.6 | 80 | 27 | 4.65 | 22.58 | |
| 12/09/2025 | 4.7 | 0.0 | 20.6 | 5.2 | 83 | 24 | 4.50 | 22.63 | |
| 13/09/2025 | 4.4 | 0.0 | 22.6 | 3.7 | 91 | 19 | 2.86 | 22.75 | |
| 14/09/2025 | 5.1 | 0.0 | 27.8 | 3.9 | 90 | 10 | 2.49 | 22.84 | |
| 15/09/2025 | 6.9 | 0.0 | 31.5 | 6.7 | 65 | 9 | 3.67 | 22.97 | |
| 16/09/2025 | 7.2 | 0.0 | 33.0 | 11.9 | 54 | 8 | 3.69 | 23.15 | |
| 17/09/2025 | 6.1 | 0.0 | 29.2 | 9.0 | 79 | 20 | 3.80 | 23.28 | |
| 18/09/2025 | 6.1 | 0.0 | 33.0 | 13.1 | 67 | 21 | 3.70 | 16.45 | |
| 19/09/2025 | 2.7 | 1.0 | 25.3 | 17.8 | 93 | 54 | 2.77 | 8.58 | |
| 20/09/2025 | 3.9 | 2.8 | 22.2 | 16.2 | 98 | 32 | 3.67 | 16.37 | |
| Totals: | 106.3 | 25.6 |
