Evapotranspiration Calculations
Narrabri Airport - December 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) |
| 01/12/2025 | 8.3 | 0.0 | | 29.1 | 12.2 | 79 | 17 | 5.88 | 29.82 |
| 02/12/2025 | 6.5 | 0.4 | | 25.5 | 6.7 | 100 | 19 | 4.04 | 31.14 |
| 03/12/2025 | 7.2 | 0.0 | | 31.0 | 7.0 | 73 | 13 | 2.70 | 31.26 |
| 04/12/2025 | 8.8 | 0.0 | | 33.9 | 10.8 | 61 | 19 | 4.27 | 31.20 |
| 05/12/2025 | 10.8 | 0.0 | | 37.0 | 20.4 | 49 | 17 | 5.65 | 31.04 |
| 06/12/2025 | 13.1 | 0.0 | | 39.4 | 23.5 | 42 | 17 | 7.56 | 30.82 |
| 07/12/2025 | 7.9 | 0.0 | | 35.0 | 24.7 | 80 | 30 | 5.61 | 20.79 |
| 08/12/2025 | 8.3 | 0.2 | | 36.0 | 15.7 | 95 | 21 | 3.49 | 31.12 |
| 09/12/2025 | 9.5 | 0.0 | | 38.0 | 18.9 | 65 | 21 | 4.25 | 30.65 |
| 10/12/2025 | 7.7 | 0.0 | | 37.4 | 21.5 | 94 | 32 | 5.53 | 19.61 |
| 11/12/2025 | 7.8 | 8.4 | | 34.1 | 18.7 | 99 | 34 | 4.96 | 28.51 |
| 12/12/2025 | 6.5 | 11.4 | | 30.5 | 17.7 | 100 | 42 | 4.57 | 27.28 |
| 13/12/2025 | 7.3 | 4.2 | | 33.2 | 15.4 | 99 | 30 | 3.54 | 29.29 |
| 14/12/2025 | 7.3 | 0.6 | | 33.6 | 18.2 | 99 | 30 | 2.94 | 30.61 |
| 15/12/2025 | 8.6 | 0.2 | | 35.6 | 17.7 | 77 | 18 | 3.50 | 31.76 |
| 16/12/2025 | 8.4 | 0.0 | | 36.2 | 19.0 | 81 | 28 | 4.76 | 26.34 |
| 17/12/2025 | 7.3 | 0.0 | | 35.1 | 20.4 | 84 | 35 | 3.16 | 28.21 |
| 18/12/2025 | 9.1 | 0.0 | | 35.8 | 21.3 | 72 | 29 | 4.63 | 31.73 |
| Totals: | 150.4 | 25.4 | | | | | | | |
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