Evapotranspiration Calculations
Derby Aero - May 2013 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) |
|---|
| 01/05/2013 | 6.1 | 0.0 | | 36.0 | 17.3 | 85 | 22 | 2.51 | 24.25 |
| 02/05/2013 | 6.5 | 0.0 | | 36.3 | 17.1 | 89 | 20 | 2.99 | 23.89 |
| 03/05/2013 | 6.3 | 0.0 | | 37.1 | 19.6 | 94 | 22 | 2.92 | 22.96 |
| 04/05/2013 | 6.2 | 0.0 | | 38.3 | 20.2 | 86 | 19 | 2.51 | 22.98 |
| 05/05/2013 | 6.2 | 0.0 | | 37.4 | 21.8 | 87 | 37 | 3.22 | 22.64 |
| 06/05/2013 | 6.7 | 0.0 | | 36.6 | 22.9 | 91 | 22 | 3.46 | 22.84 |
| 07/05/2013 | 6.7 | 0.0 | | 35.4 | 25.5 | 91 | 32 | 4.36 | 22.45 |
| 08/05/2013 | 5.3 | 0.0 | | 34.8 | 22.5 | 95 | 36 | 2.91 | 20.82 |
| 09/05/2013 | 5.0 | 0.0 | | 35.6 | 21.5 | 96 | 30 | 2.32 | 19.99 |
| 10/05/2013 | 5.5 | 0.0 | | 35.2 | 20.7 | 95 | 29 | 2.68 | 21.67 |
| 11/05/2013 | 6.1 | 0.0 | | 36.7 | 21.3 | 86 | 27 | 3.08 | 21.86 |
| 12/05/2013 | 5.7 | 0.0 | | 36.0 | 22.8 | 86 | 33 | 3.04 | 21.05 |
| 13/05/2013 | 7.2 | 0.0 | | 32.9 | 23.6 | 73 | 31 | 5.77 | 21.46 |
| 14/05/2013 | 5.9 | 0.0 | | 32.8 | 21.6 | 86 | 32 | 4.53 | 18.74 |
| 15/05/2013 | 1.6 | 4.0 | | 20.3 | 18.7 | 98 | 79 | 5.03 | 6.14 |
| 16/05/2013 | 2.9 | 19.4 | | 25.6 | 17.2 | 97 | 70 | 4.29 | 13.99 |
| 17/05/2013 | 4.5 | 0.0 | | 31.2 | 20.0 | 88 | 57 | 2.96 | 21.21 |
| 18/05/2013 | 4.4 | 0.0 | | 33.0 | 20.4 | 95 | 53 | 2.37 | 20.61 |
| 19/05/2013 | 4.4 | 0.0 | | 34.2 | 22.4 | 88 | 55 | 2.66 | 18.09 |
| 20/05/2013 | 1.6 | 55.4 | | 26.6 | 23.3 | 98 | 83 | 2.38 | 6.17 |
| 21/05/2013 | 3.6 | 36.4 | | 30.1 | 23.3 | 98 | 71 | 4.00 | 17.05 |
| 22/05/2013 | 4.6 | 2.6 | | 29.8 | 22.4 | 90 | 54 | 4.93 | 18.31 |
| 23/05/2013 | 5.1 | 0.0 | | 29.3 | 21.0 | 72 | 43 | 4.47 | 17.57 |
| Totals: | 118.1 | 117.8 | | | | | | | |
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