Evapotranspiration Calculations
Portland Airport - November 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) |
| 29/10/2025 | 3.5 | 0.0 | | 15.9 | 5.0 | 89 | 61 | 3.83 | 26.37 |
| 30/10/2025 | 5.2 | 0.0 | | 24.7 | 9.1 | 96 | 35 | 4.39 | 23.91 |
| 31/10/2025 | 3.5 | 0.0 | | 19.0 | 10.4 | 100 | 65 | 2.87 | 23.27 |
| 01/11/2025 | 3.9 | 0.0 | | 19.6 | 11.9 | 100 | 69 | 3.26 | 27.14 |
| 02/11/2025 | 4.2 | 0.2 | | 25.5 | 10.9 | 100 | 42 | 5.91 | 9.96 |
| 03/11/2025 | 3.3 | 7.0 | | 15.3 | 9.0 | 100 | 58 | 4.26 | 23.90 |
| 04/11/2025 | 1.9 | 0.2 | | 13.3 | 6.2 | 99 | 70 | 8.49 | 10.47 |
| Totals: | 25.5 | 7.4 | | | | | | | |
Monthly Archive