Evapotranspiration Calculations
Richmond Airport East - September 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) |
| 01/09/2026 | 6.5 | 0.0 | | 30.4 | 13.1 | 76 | 19 | 4.39 | 21.82 |
| 02/09/2026 | 6.7 | 0.0 | | 32.7 | 12.1 | 68 | 16 | 3.74 | 21.90 |
| 03/09/2026 | 7.6 | 0.0 | | 34.0 | 13.9 | 65 | 12 | 4.39 | 22.03 |
| 04/09/2026 | 7.7 | 0.0 | | 34.7 | 12.7 | 63 | 10 | 4.16 | 22.14 |
| 05/09/2026 | 7.7 | 0.0 | | 34.6 | 13.4 | 49 | 9 | 4.01 | 22.24 |
| 06/09/2026 | 8.4 | 0.0 | | 35.7 | 13.0 | 55 | 13 | 4.72 | 22.32 |
| 07/09/2026 | 7.8 | 0.0 | | 37.1 | 12.7 | 57 | 13 | 3.76 | 22.45 |
| 08/09/2026 | 8.9 | 0.0 | | 37.0 | 15.5 | 43 | 10 | 4.65 | 22.48 |
| 09/09/2026 | 7.1 | 0.0 | | 35.8 | 12.1 | 44 | 12 | 3.15 | 22.67 |
| 10/09/2026 | 8.3 | 0.0 | | 35.6 | 16.1 | 57 | 21 | 5.04 | 22.65 |
| 11/09/2026 | 8.0 | 0.0 | | 33.2 | 17.9 | 59 | 25 | 5.68 | 22.72 |
| 12/09/2026 | 7.5 | 0.0 | | 32.2 | 16.4 | 71 | 22 | 5.24 | 22.81 |
| 13/09/2026 | 7.6 | 0.0 | | 33.2 | 13.9 | 61 | 22 | 4.83 | 22.90 |
| 14/09/2026 | 8.4 | 0.0 | | 32.8 | 12.7 | 66 | 18 | 6.03 | 23.02 |
| 15/09/2026 | 9.0 | 0.0 | | 33.2 | 13.3 | 62 | 14 | 6.35 | 23.15 |
| Totals: | 117.2 | 0.0 | | | | | | | |
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