Evapotranspiration Calculations
Richmond Airport - May 2026 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/05/2026 | 5.8 | 0.0 | 33.2 | 16.2 | 85 | 34 | 4.28 | 19.40 | |
| 02/05/2026 | 6.1 | 0.0 | 34.9 | 16.1 | 94 | 26 | 3.95 | 19.45 | |
| 03/05/2026 | 5.9 | 0.0 | 35.3 | 16.3 | 92 | 25 | 3.59 | 18.64 | |
| 04/05/2026 | 5.7 | 0.0 | 33.3 | 15.9 | 85 | 31 | 3.98 | 19.28 | |
| 05/05/2026 | 5.4 | 0.0 | 32.1 | 17.2 | 90 | 39 | 4.73 | 17.78 | |
| 06/05/2026 | 5.2 | 0.0 | 32.4 | 14.9 | 96 | 31 | 3.64 | 18.99 | |
| 07/05/2026 | 5.9 | 0.0 | 32.7 | 16.3 | 92 | 35 | 5.27 | 18.01 | |
| 08/05/2026 | 6.5 | 0.0 | 30.4 | 14.7 | 73 | 33 | 6.53 | 18.85 | |
| 09/05/2026 | 6.6 | 0.0 | 30.2 | 11.8 | 53 | 22 | 5.20 | 18.00 | |
| 10/05/2026 | 4.0 | 0.0 | 24.6 | 17.4 | 73 | 30 | 4.04 | 9.46 | |
| 11/05/2026 | 4.1 | 0.0 | 28.1 | 17.9 | 90 | 53 | 5.47 | 13.81 | |
| 12/05/2026 | 3.5 | 1.6 | 26.6 | 18.4 | 93 | 56 | 6.11 | 9.63 | |
| 13/05/2026 | 4.5 | 0.0 | 27.9 | 17.2 | 88 | 50 | 6.42 | 14.71 | |
| 14/05/2026 | 5.4 | 0.0 | 31.1 | 15.7 | 90 | 36 | 5.05 | 18.01 | |
| 15/05/2026 | 5.5 | 0.0 | 32.1 | 15.7 | 91 | 33 | 4.57 | 18.15 | |
| 16/05/2026 | 5.0 | 0.0 | 31.9 | 18.2 | 80 | 31 | 3.44 | 17.33 | |
| 17/05/2026 | 4.7 | 0.0 | 33.2 | 17.3 | 83 | 34 | 2.96 | 16.99 | |
| Totals: | 89.8 | 1.6 |
