Evapotranspiration Calculations
Sydney (Observatory Hill) - July 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) |
| 01/07/2026 | 0.8 | 1.8 | | 21.5 | 12.1 | 81 | 55 | 0.00 | 8.56 |
| 02/07/2026 | 0.8 | 0.4 | | 22.9 | 15.2 | 79 | 37 | 0.00 | 11.15 |
| 03/07/2026 | 0.6 | 0.0 | | 19.6 | 13.7 | 58 | 30 | 0.00 | 10.46 |
| 04/07/2026 | 0.7 | 0.0 | | 20.5 | 9.8 | 81 | 36 | 0.00 | 11.23 |
| 05/07/2026 | 0.7 | 0.0 | | 15.8 | 9.0 | 93 | 51 | 0.00 | 7.73 |
| 06/07/2026 | 0.8 | 7.8 | | 16.0 | 10.5 | 96 | 76 | 0.00 | 9.26 |
| 07/07/2026 | | 20.4 | | | 10.0 | 96 | 74 | 0.00 | 7.01 |
| 08/07/2026 | | 1.2 | | 18.0 | | 92 | 66 | 0.00 | 9.91 |
| 09/07/2026 | 0.8 | 5.6 | | 17.2 | 10.4 | 96 | 66 | 0.00 | 8.64 |
| 10/07/2026 | 0.8 | 11.2 | | 17.4 | 8.7 | 95 | 67 | 0.00 | 9.16 |
| 11/07/2026 | 0.8 | 0.2 | | 18.6 | 8.3 | 96 | 59 | 0.00 | 11.24 |
| 12/07/2026 | 0.7 | 0.2 | | 17.6 | 10.2 | 76 | 33 | 0.00 | 11.63 |
| 13/07/2026 | | 0.0 | | | 10.1 | 70 | 37 | 0.00 | 11.70 |
| 14/07/2026 | 0.8 | 0.0 | | 20.6 | 9.8 | 72 | 39 | 0.00 | 11.75 |
| 15/07/2026 | 0.8 | 0.0 | | 18.2 | 11.0 | 77 | 44 | 0.00 | 11.40 |
| 16/07/2026 | 0.7 | 0.0 | | 16.7 | 9.5 | 97 | 63 | 0.00 | 6.73 |
| Totals: | 9.8 | 48.8 | | | | | | | |
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