Evapotranspiration Calculations
Lismore Airport - October 2026 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) |
| 01/10/2026 | 4.4 | 0.0 | | 25.2 | 7.0 | 100 | 47 | 3.47 | 23.99 |
| 02/10/2026 | 4.6 | 0.0 | | 26.3 | 8.1 | 100 | 48 | 3.30 | 24.41 |
| 03/10/2026 | 4.7 | 0.0 | | 26.3 | 9.1 | 100 | 39 | 3.69 | 21.22 |
| 04/10/2026 | 5.0 | 0.0 | | 27.4 | 11.4 | 100 | 45 | 3.84 | 24.05 |
| 05/10/2026 | 3.0 | 0.0 | | 26.3 | 11.3 | 100 | 56 | 2.73 | 11.82 |
| 06/10/2026 | 5.1 | 4.0 | | 29.7 | 15.2 | 100 | 48 | 4.21 | 21.78 |
| 07/10/2026 | 3.7 | 0.0 | | 24.2 | 14.6 | 100 | 53 | 5.14 | 14.49 |
| 08/10/2026 | 3.3 | 0.6 | | 22.3 | 14.7 | 100 | 56 | 3.07 | 16.45 |
| 09/10/2026 | 5.3 | 0.0 | | 28.8 | 14.6 | 100 | 42 | 4.25 | 22.66 |
| 10/10/2026 | 3.6 | 0.0 | | 26.0 | 12.6 | 100 | 50 | 4.15 | 12.88 |
| 11/10/2026 | 6.2 | 0.0 | | 32.4 | 14.0 | 100 | 39 | 3.91 | 25.51 |
| 12/10/2026 | 5.6 | 0.0 | | 32.6 | 14.3 | 100 | 45 | 3.35 | 23.92 |
| 13/10/2026 | 2.5 | 0.0 | | 26.3 | 18.6 | 100 | 70 | 3.56 | 9.04 |
| 14/10/2026 | 2.6 | 0.8 | | 21.3 | 17.2 | 100 | 68 | 5.00 | 11.72 |
| 15/10/2026 | 2.8 | 3.0 | | 20.2 | 14.4 | 100 | 50 | 3.31 | 11.62 |
| 16/10/2026 | 2.4 | 1.6 | | 19.4 | 13.6 | 100 | 70 | 2.80 | 12.61 |
| 17/10/2026 | 3.5 | 6.2 | | 22.5 | 14.4 | 100 | 53 | 3.37 | 17.42 |
| 18/10/2026 | 3.4 | 2.6 | | 22.0 | 11.4 | 100 | 55 | 2.37 | 19.00 |
| 19/10/2026 | 1.8 | 8.0 | | 19.6 | 15.0 | 100 | 82 | 2.18 | 9.00 |
| 20/10/2026 | 2.7 | 16.0 | | 22.3 | 15.3 | 100 | 78 | 2.37 | 15.01 |
| 21/10/2026 | 3.5 | 6.4 | | 25.5 | 15.2 | 100 | 64 | 1.93 | 18.33 |
| 22/10/2026 | 1.5 | 7.2 | | 19.9 | 17.9 | 100 | 92 | 3.46 | 8.54 |
| 23/10/2026 | 3.1 | 33.8 | | 25.2 | 17.8 | 100 | 72 | 2.59 | 15.75 |
| 24/10/2026 | 2.9 | 5.8 | | 24.0 | 16.5 | 100 | 82 | 3.39 | 16.40 |
| 25/10/2026 | 3.5 | 2.2 | | 27.3 | 17.6 | 100 | 69 | 3.11 | 16.81 |
| 26/10/2026 | 6.4 | 5.2 | | 32.6 | 19.4 | 100 | 50 | 4.85 | 26.75 |
| Totals: | 97.1 | 103.4 | | | | | | | |
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