Evapotranspiration Calculations
Brisbane - 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 | 4.1 | 0.0 | | 25.4 | 12.4 | 94 | 38 | 1.16 | 24.21 |
| 02/10/2026 | 4.2 | 0.0 | | 25.5 | 13.5 | 90 | 44 | 1.34 | 24.38 |
| 03/10/2026 | 4.3 | 0.0 | | 25.9 | 14.0 | 90 | 43 | 1.43 | 24.60 |
| 04/10/2026 | 4.2 | 0.0 | | 27.1 | 14.9 | 96 | 48 | 1.48 | 23.28 |
| 05/10/2026 | 4.1 | 0.0 | | 29.1 | 18.5 | 88 | 46 | 1.65 | 18.84 |
| 06/10/2026 | 3.3 | 0.2 | | 28.1 | 19.3 | 91 | 56 | 1.23 | 15.50 |
| 07/10/2026 | 5.0 | 4.8 | | 28.7 | 19.4 | 94 | 44 | 2.74 | 23.27 |
| 08/10/2026 | 2.8 | 0.0 | | 23.3 | 16.5 | 78 | 59 | 1.74 | 12.51 |
| 09/10/2026 | 4.4 | 0.0 | | 27.3 | 18.0 | 83 | 53 | 1.88 | 22.46 |
| 10/10/2026 | 4.0 | 0.0 | | 29.9 | 16.9 | 93 | 38 | 1.26 | 18.99 |
| 11/10/2026 | 4.8 | 0.0 | | 30.4 | 17.7 | 95 | 48 | 1.70 | 23.52 |
| 12/10/2026 | 5.2 | 0.0 | | 29.9 | 20.8 | 92 | 53 | 1.98 | 25.36 |
| 13/10/2026 | 3.3 | 0.0 | | 30.2 | 20.4 | 92 | 48 | 1.10 | 13.86 |
| 14/10/2026 | 2.9 | 0.0 | | 25.8 | 20.4 | 86 | 55 | 2.39 | 9.90 |
| 15/10/2026 | 2.9 | 0.4 | | 21.5 | 16.6 | 90 | 53 | 2.45 | 12.53 |
| 16/10/2026 | 3.0 | 7.2 | | 22.8 | 15.0 | 92 | 49 | 1.74 | 14.19 |
| 17/10/2026 | 3.6 | 0.6 | | 22.8 | 15.3 | 92 | 50 | 1.98 | 18.52 |
| 18/10/2026 | 3.4 | 7.2 | | 23.5 | 15.4 | 90 | 50 | 1.71 | 16.44 |
| 19/10/2026 | 2.0 | 15.6 | | 20.9 | 16.4 | 94 | 79 | 0.96 | 9.88 |
| 20/10/2026 | 3.9 | 21.2 | | 25.6 | 16.6 | 94 | 52 | 1.31 | 20.76 |
| 21/10/2026 | 3.2 | 3.4 | | 25.9 | 18.1 | 95 | 65 | 1.51 | 15.48 |
| 22/10/2026 | 2.2 | 47.8 | | 22.4 | 19.1 | 95 | 79 | 2.19 | 10.21 |
| 23/10/2026 | 3.9 | 21.6 | | 26.4 | 18.6 | 96 | 58 | 1.32 | 19.98 |
| 24/10/2026 | 2.8 | 3.4 | | 25.3 | 19.6 | 96 | 72 | 1.32 | 13.79 |
| 25/10/2026 | 3.1 | 15.4 | | 26.1 | 19.6 | 95 | 77 | 1.47 | 15.54 |
| 26/10/2026 | 4.8 | 10.4 | | 31.9 | 20.9 | 94 | 53 | 1.07 | 23.26 |
| Totals: | 95.4 | 159.2 | | | | | | | |
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