Evapotranspiration Calculations
St Helens Aerodrome - November 2019 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/11/2019 | 7.0 | 0.0 | 30.8 | 14.1 | 85 | 25 | 4.47 | 25.13 | |
| 02/11/2019 | 2.1 | 0.0 | 19.6 | 14.8 | 92 | 70 | 3.89 | 7.46 | |
| 03/11/2019 | 3.9 | 1.4 | 21.0 | 11.7 | 90 | 44 | 3.76 | 17.93 | |
| 04/11/2019 | 3.8 | 0.2 | 19.5 | 7.9 | 96 | 35 | 3.62 | 17.71 | |
| 05/11/2019 | 4.1 | 4.0 | 17.3 | 6.2 | 97 | 33 | 4.16 | 23.36 | |
| 06/11/2019 | 5.2 | 0.2 | 18.1 | 10.9 | 88 | 26 | 6.47 | 25.92 | |
| 07/11/2019 | 4.2 | 7.0 | 14.9 | 7.5 | 84 | 42 | 5.95 | 27.24 | |
| 08/11/2019 | 2.1 | 4.2 | 12.9 | 5.6 | 96 | 57 | 2.83 | 12.05 | |
| 09/11/2019 | 2.4 | 9.2 | 16.1 | 2.5 | 98 | 51 | 3.13 | 11.82 | |
| 10/11/2019 | 4.1 | 0.0 | 20.9 | 4.9 | 93 | 29 | 2.70 | 21.35 | |
| 11/11/2019 | 3.6 | 0.0 | 19.5 | 7.3 | 97 | 38 | 4.99 | 13.07 | |
| 12/11/2019 | 4.7 | 0.0 | 19.4 | 9.8 | 88 | 25 | 3.90 | 22.67 | |
| 13/11/2019 | 5.6 | 0.0 | 20.7 | 6.1 | 70 | 24 | 5.30 | 23.82 | |
| 14/11/2019 | 4.6 | 0.0 | 19.9 | 10.6 | 76 | 47 | 5.89 | 21.11 | |
| 15/11/2019 | 6.1 | 0.0 | 20.7 | 12.7 | 67 | 25 | 4.91 | 28.86 | |
| 16/11/2019 | 5.4 | 0.0 | 19.7 | 6.6 | 69 | 24 | 4.03 | 28.69 | |
| 17/11/2019 | 4.2 | 0.0 | 18.7 | 5.5 | 86 | 39 | 3.41 | 24.57 | |
| 18/11/2019 | 4.8 | 0.0 | 19.6 | 9.0 | 79 | 51 | 6.34 | 27.07 | |
| 19/11/2019 | 4.0 | 0.0 | 17.9 | 7.9 | 92 | 49 | 3.21 | 25.62 | |
| 20/11/2019 | 4.2 | 0.0 | 21.6 | 11.2 | 89 | 56 | 3.67 | 23.21 | |
| Totals: | 86.1 | 26.2 |
