Evapotranspiration Calculations
Portland Airport - March 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) |
| 01/03/2025 | | | | 22.5 | | 100 | 52 | 4.85 | 19.51 |
| 02/03/2025 | 3.2 | 0.0 | | 20.0 | 13.3 | 98 | 50 | 3.91 | 15.60 |
| 03/03/2025 | 3.9 | 0.0 | | 19.9 | 7.0 | 89 | 49 | 4.27 | 23.06 |
| 04/03/2025 | 4.8 | 0.0 | | 28.0 | 6.7 | 100 | 35 | 2.80 | 23.10 |
| 05/03/2025 | 3.3 | 0.0 | | 22.7 | 8.7 | 100 | 63 | 4.21 | 19.14 |
| 06/03/2025 | 2.2 | 1.4 | | 19.3 | 14.2 | 100 | 69 | 6.99 | 9.01 |
| 07/03/2025 | 4.4 | 0.6 | | 26.0 | 15.2 | 100 | 55 | 5.61 | 20.87 |
| 08/03/2025 | 5.9 | 0.2 | | 33.0 | 14.3 | 100 | 29 | 3.48 | 22.30 |
| 09/03/2025 | 5.1 | 0.0 | | 33.2 | 15.0 | 89 | 27 | 3.24 | 13.81 |
| 10/03/2025 | | 0.0 | | 33.3 | 18.9 | 95 | 33 | 4.59 | |
| 11/03/2025 | | 0.4 | | 29.0 | 18.2 | 100 | 52 | 2.93 | |
| 12/03/2025 | | 0.4 | | 23.5 | 16.7 | 100 | 55 | 4.11 | |
| 13/03/2025 | 3.1 | 0.2 | | 22.0 | 15.8 | 92 | 63 | 2.52 | 17.42 |
| 14/03/2025 | 2.8 | 0.0 | | 22.7 | 13.3 | 100 | 60 | 2.42 | 15.42 |
| 15/03/2025 | 5.5 | 0.0 | | 35.1 | 13.3 | 100 | 13 | 3.16 | 11.67 |
| 16/03/2025 | 3.0 | 9.6 | | 18.1 | 14.4 | 100 | 49 | 7.18 | 10.66 |
| Totals: | 47.2 | 12.8 | | | | | | | |
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