Evapotranspiration Calculations
Gunnedah Resource Centre - 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 | 1.9 | 0.0 | | 20.7 | 4.5 | 83 | 29 | 0.00 | 18.06 |
| 02/09/2025 | 2.0 | 0.0 | | 21.0 | 4.8 | 82 | 31 | 0.00 | 18.67 |
| 03/09/2025 | | 0.0 | | | 4.7 | 84 | 33 | 0.00 | 19.05 |
| 04/09/2025 | | | | 21.5 | | 83 | 28 | 0.00 | 18.97 |
| 05/09/2025 | 2.1 | 0.0 | | 22.7 | 4.6 | 86 | 26 | 0.00 | 19.33 |
| 06/09/2025 | 2.4 | 0.0 | | 22.0 | 11.0 | 78 | 38 | 0.00 | 19.36 |
| 07/09/2025 | 2.4 | 0.0 | | 23.2 | 9.2 | 83 | 43 | 0.00 | 18.93 |
| 08/09/2025 | 2.4 | 0.0 | | 24.6 | 10.4 | 82 | 47 | 0.00 | 17.68 |
| 09/09/2025 | 1.6 | 0.4 | | 21.1 | 15.1 | 96 | 63 | 0.00 | 9.09 |
| 10/09/2025 | 1.5 | 5.4 | | 21.0 | 12.9 | 98 | 54 | 0.00 | 8.56 |
| 11/09/2025 | | 9.8 | | | 7.6 | 92 | 55 | 0.00 | 10.66 |
| 12/09/2025 | | | | 17.8 | | 96 | 51 | 0.00 | 16.66 |
| 13/09/2025 | 2.4 | 0.0 | | 21.1 | 5.8 | 94 | 37 | 0.00 | 20.33 |
| 14/09/2025 | 2.5 | 0.0 | | 22.4 | 7.7 | 91 | 45 | 0.00 | 19.50 |
| 15/09/2025 | 2.8 | 0.0 | | 24.4 | 9.2 | 91 | 39 | 0.00 | 20.91 |
| 16/09/2025 | 2.8 | 0.0 | | 24.8 | 10.2 | 81 | 40 | 0.00 | 21.14 |
| 17/09/2025 | 2.8 | 0.0 | | 27.0 | 14.9 | 69 | 46 | 0.00 | 18.28 |
| 18/09/2025 | 2.7 | 0.0 | | 23.1 | 8.3 | 76 | 32 | 0.00 | 21.52 |
| 19/09/2025 | 2.9 | 0.0 | | 26.3 | 7.1 | 96 | 39 | 0.00 | 21.26 |
| 20/09/2025 | 2.4 | 18.6 | | 21.9 | 12.6 | 97 | 44 | 0.00 | 16.08 |
| Totals: | 37.6 | 34.2 | | | | | | | |
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