Evapotranspiration Calculations
Grafton Research Stn - October 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) |
| 01/10/2026 | 4.4 | 0.0 | | 26.9 | 9.7 | 98 | 35 | 1.96 | 24.01 |
| 02/10/2026 | 4.4 | 0.0 | | 27.8 | 10.0 | 97 | 42 | 1.75 | 24.19 |
| 03/10/2026 | 3.7 | 0.0 | | 27.2 | 10.9 | 98 | 43 | 1.51 | 19.15 |
| 04/10/2026 | 4.0 | 0.0 | | 28.5 | 13.6 | 97 | 47 | 1.56 | 20.50 |
| 05/10/2026 | 2.2 | 0.0 | | 26.3 | 14.3 | 98 | 53 | 0.81 | 9.91 |
| 06/10/2026 | 4.8 | 2.8 | | 32.6 | 16.7 | 97 | 35 | 1.87 | 20.59 |
| 07/10/2026 | 4.0 | 0.6 | | 24.3 | 16.2 | 96 | 51 | 5.32 | 16.41 |
| 08/10/2026 | 4.3 | 0.0 | | 24.2 | 13.2 | 82 | 42 | 2.26 | 22.23 |
| 09/10/2026 | 5.2 | 0.0 | | 31.6 | 15.8 | 94 | 36 | 2.03 | 23.90 |
| 10/10/2026 | 3.5 | 0.0 | | 27.6 | 13.6 | 97 | 43 | 2.21 | 13.57 |
| 11/10/2026 | 5.1 | 1.0 | | 33.9 | 15.7 | 96 | 30 | 1.47 | 23.37 |
| 12/10/2026 | 5.7 | 0.0 | | 35.8 | 15.9 | 96 | 27 | 1.82 | 24.08 |
| 13/10/2026 | 2.7 | 1.8 | | 28.8 | 19.9 | 97 | 58 | 1.76 | 9.83 |
| 14/10/2026 | 2.7 | 13.0 | | 21.0 | 16.7 | 94 | 68 | 4.09 | 12.40 |
| 15/10/2026 | 3.0 | 1.8 | | 20.7 | 13.8 | 87 | 56 | 3.45 | 12.81 |
| 16/10/2026 | 2.2 | 0.4 | | 19.3 | 13.7 | 97 | 66 | 2.74 | 10.37 |
| 17/10/2026 | 3.1 | 12.4 | | 20.3 | 13.9 | 97 | 54 | 3.27 | 15.16 |
| 18/10/2026 | 3.5 | 2.4 | | 22.4 | 13.2 | 97 | 49 | 2.40 | 17.56 |
| 19/10/2026 | 1.8 | 9.8 | | 18.7 | 14.6 | 96 | 81 | 2.20 | 9.59 |
| 20/10/2026 | 2.5 | 17.6 | | 20.7 | 14.4 | 98 | 81 | 2.91 | 14.60 |
| 21/10/2026 | 3.9 | 17.8 | | 26.5 | 16.4 | 98 | 58 | 1.65 | 20.26 |
| 22/10/2026 | 1.4 | 19.4 | | 19.8 | 18.2 | 98 | 89 | 1.84 | 6.65 |
| 23/10/2026 | 2.8 | 19.6 | | 23.9 | 17.1 | 98 | 76 | 1.49 | 15.10 |
| 24/10/2026 | 4.0 | 15.2 | | 25.9 | 17.1 | 98 | 70 | 1.47 | 22.38 |
| 25/10/2026 | 4.0 | 0.0 | | 28.0 | 19.0 | 96 | 64 | 3.31 | 18.05 |
| 26/10/2026 | 4.9 | 11.6 | | 32.8 | 18.2 | 98 | 42 | 3.13 | 17.21 |
| Totals: | 93.8 | 147.2 | | | | | | | |
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