Evapotranspiration Calculations
St Helens Aerodrome - December 2021 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) |
|---|---|---|---|---|---|---|---|---|---|
| 25/11/2021 | 1.4 | 0.0 | 16.2 | 13.9 | 97 | 76 | 4.07 | 4.49 | |
| 26/11/2021 | 4.0 | 3.6 | 16.1 | 9.8 | 90 | 45 | 5.51 | 22.94 | |
| 27/11/2021 | 4.0 | 0.0 | 17.1 | 9.4 | 85 | 46 | 2.89 | 24.14 | |
| 28/11/2021 | 4.5 | 0.0 | 18.4 | 5.9 | 95 | 49 | 4.01 | 30.84 | |
| 29/11/2021 | 4.4 | 0.0 | 18.9 | 7.4 | 96 | 57 | 3.15 | 31.00 | |
| 30/11/2021 | 4.3 | 0.0 | 20.3 | 9.2 | 96 | 57 | 4.01 | 26.96 | |
| 01/12/2021 | 4.4 | 0.0 | 21.9 | 13.8 | 96 | 69 | 3.81 | 28.10 | |
| Totals: | 27.0 | 3.6 |
