Evapotranspiration Calculations
Cooktown 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 | 5.3 | 0.0 | | 28.4 | 21.8 | 93 | 59 | 6.64 | 22.98 |
| 02/10/2026 | 5.8 | 3.0 | | 27.9 | 20.7 | 78 | 52 | 6.18 | 21.48 |
| 03/10/2026 | 6.8 | 0.2 | | 28.6 | 21.4 | 82 | 41 | 6.20 | 26.07 |
| 04/10/2026 | 6.3 | 0.0 | | 28.5 | 20.5 | 84 | 45 | 5.23 | 26.66 |
| 05/10/2026 | 5.4 | 0.0 | | 28.7 | 15.9 | 96 | 54 | 4.00 | 26.41 |
| 06/10/2026 | 5.7 | 0.0 | | 28.9 | 21.2 | 91 | 54 | 4.17 | 26.73 |
| 07/10/2026 | 5.6 | 0.0 | | 29.4 | 20.2 | 92 | 52 | 3.66 | 26.13 |
| 08/10/2026 | 5.2 | 0.0 | | 29.1 | 18.1 | 97 | 55 | 2.95 | 25.82 |
| 09/10/2026 | 5.4 | 0.0 | | 29.4 | 20.4 | 90 | 62 | 4.15 | 25.54 |
| 10/10/2026 | 5.6 | 0.0 | | 29.7 | 20.2 | 95 | 57 | 3.91 | 26.64 |
| 11/10/2026 | 6.2 | 0.0 | | 30.3 | 22.6 | 86 | 55 | 4.84 | 26.54 |
| 12/10/2026 | 5.6 | 0.0 | | 29.2 | 21.1 | 85 | 62 | 5.45 | 24.79 |
| 13/10/2026 | 6.0 | 0.0 | | 31.4 | 22.4 | 90 | 60 | 4.66 | 26.30 |
| 14/10/2026 | 5.9 | 0.0 | | 30.5 | 24.3 | 90 | 60 | 4.84 | 25.98 |
| 15/10/2026 | 6.0 | 0.0 | | 30.9 | 22.2 | 92 | 56 | 4.48 | 26.72 |
| 16/10/2026 | 5.7 | 0.0 | | 30.2 | 23.4 | 88 | 56 | 4.91 | 22.79 |
| 17/10/2026 | 5.5 | 0.0 | | 30.1 | 24.0 | 88 | 65 | 5.63 | 23.21 |
| 18/10/2026 | 5.1 | 0.4 | | 29.1 | 23.8 | 89 | 58 | 4.67 | 20.39 |
| 19/10/2026 | 5.8 | 0.2 | | 31.0 | 23.1 | 89 | 62 | 4.87 | 24.95 |
| 20/10/2026 | 5.6 | 4.2 | | 30.5 | 23.3 | 91 | 65 | 5.47 | 24.39 |
| 21/10/2026 | 6.1 | 0.0 | | 31.1 | 23.9 | 89 | 60 | 5.41 | 25.74 |
| 22/10/2026 | 5.9 | 0.0 | | 30.8 | 23.0 | 92 | 59 | 3.92 | 26.51 |
| 23/10/2026 | 5.0 | 0.0 | | 30.8 | 21.3 | 97 | 63 | 2.26 | 24.30 |
| 24/10/2026 | 5.5 | 0.0 | | 31.0 | 22.7 | 95 | 59 | 3.08 | 25.37 |
| 25/10/2026 | 5.9 | 0.0 | | 30.8 | 23.7 | 90 | 57 | 3.52 | 26.76 |
| 26/10/2026 | 5.9 | 0.0 | | 31.7 | 21.0 | 96 | 57 | 3.26 | 27.12 |
| Totals: | 148.8 | 8.0 | | | | | | | |
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