Evapotranspiration Calculations
Tennant Creek 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 | 7.1 | 0.0 | 24.5 | 11.8 | 31 | 11 | 5.56 | 22.38 | |
| 02/09/2025 | 7.1 | 0.0 | 25.3 | 10.6 | 30 | 9 | 5.24 | 22.42 | |
| 03/09/2025 | 6.7 | 0.0 | 27.4 | 11.6 | 31 | 9 | 4.11 | 22.62 | |
| 04/09/2025 | 6.8 | 0.0 | 30.5 | 14.2 | 27 | 9 | 3.59 | 22.73 | |
| 05/09/2025 | 8.1 | 0.0 | 32.6 | 17.5 | 33 | 12 | 4.65 | 22.86 | |
| 06/09/2025 | 7.5 | 0.0 | 35.4 | 20.6 | 51 | 24 | 4.22 | 21.35 | |
| 07/09/2025 | 7.9 | 0.0 | 36.7 | 23.6 | 66 | 27 | 4.98 | 20.84 | |
| 08/09/2025 | 8.6 | 0.0 | 36.6 | 23.9 | 62 | 22 | 5.29 | 22.80 | |
| 09/09/2025 | 4.5 | 0.0 | 29.5 | 24.3 | 74 | 41 | 3.67 | 11.69 | |
| 10/09/2025 | 6.3 | 0.0 | 30.9 | 21.1 | 90 | 28 | 4.99 | 20.86 | |
| 11/09/2025 | 7.7 | 0.0 | 25.0 | 17.3 | 44 | 21 | 7.70 | 19.71 | |
| 12/09/2025 | 7.7 | 0.8 | 25.8 | 15.0 | 41 | 17 | 6.57 | 23.68 | |
| 13/09/2025 | 7.7 | 0.0 | 26.4 | 13.1 | 41 | 12 | 6.03 | 23.77 | |
| 14/09/2025 | 7.8 | 0.0 | 30.1 | 13.6 | 36 | 10 | 4.77 | 23.85 | |
| 15/09/2025 | 7.3 | 0.0 | 33.0 | 15.7 | 29 | 10 | 3.42 | 23.98 | |
| 16/09/2025 | 8.2 | 0.0 | 34.2 | 19.3 | 44 | 17 | 4.51 | 24.09 | |
| 17/09/2025 | 0.0 | 21.2 | 39 | 18 | 4.67 | 22.82 | |||
| 18/09/2025 | 35.8 | 47 | 24 | 4.11 | 23.37 | ||||
| 19/09/2025 | 7.5 | 0.0 | 37.7 | 24.6 | 56 | 24 | 3.67 | 21.64 | |
| 20/09/2025 | 8.9 | 0.0 | 33.0 | 23.0 | 63 | 32 | 7.99 | 22.94 | |
| Totals: | 133.4 | 0.8 |
