Evapotranspiration Calculations
Cape Nelson Lighthouse - October 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/10/2025 | 2.4 | 11.0 | 15.0 | 9.1 | 95 | 70 | 10.71 | 15.91 | |
| 02/10/2025 | 2.6 | 7.4 | 13.7 | 8.2 | 85 | 68 | 11.73 | 15.58 | |
| 03/10/2025 | 2.5 | 2.0 | 15.0 | 10.8 | 88 | 77 | 8.25 | 18.12 | |
| 04/10/2025 | 4.3 | 0.0 | 23.9 | 8.3 | 87 | 45 | 4.00 | 21.54 | |
| 05/10/2025 | 4.5 | 0.0 | 20.7 | 14.2 | 95 | 26 | 9.18 | 4.54 | |
| 06/10/2025 | 3.5 | 11.0 | 13.2 | 11.0 | 76 | 51 | 7.27 | 18.45 | |
| 07/10/2025 | 2.8 | 0.4 | 15.2 | 9.8 | 83 | 63 | 8.57 | 12.65 | |
| 08/10/2025 | 3.3 | 0.0 | 17.8 | 10.8 | 89 | 61 | 8.75 | 16.44 | |
| 09/10/2025 | 3.4 | 3.0 | 16.2 | 9.6 | 89 | 60 | 10.52 | 21.26 | |
| 10/10/2025 | 3.5 | 2.2 | 16.5 | 11.2 | 87 | 61 | 13.45 | 19.61 | |
| 11/10/2025 | 2.7 | 3.6 | 15.2 | 11.2 | 90 | 74 | 9.42 | 18.80 | |
| 12/10/2025 | 3.1 | 3.2 | 16.1 | 11.0 | 90 | 57 | 7.78 | 14.62 | |
| 13/10/2025 | 2.8 | 5.4 | 15.4 | 9.7 | 90 | 49 | 4.97 | 11.75 | |
| 14/10/2025 | 3.4 | 1.6 | 16.5 | 10.2 | 92 | 59 | 7.99 | 21.66 | |
| Totals: | 44.8 | 50.8 |
