Evapotranspiration Calculations
South Johnstone Exp Stn - 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 | 3.5 | 8.2 | | 27.3 | 22.1 | 92 | 76 | 2.68 | 18.88 |
| 02/05/2026 | 3.3 | 7.6 | | 27.3 | 22.8 | 94 | 79 | 2.50 | 17.58 |
| 03/05/2026 | 3.8 | 7.4 | | 28.1 | 21.3 | 96 | 63 | 1.86 | 20.33 |
| 04/05/2026 | 3.4 | 0.2 | | 28.0 | 19.7 | 97 | 68 | 1.96 | 18.39 |
| 05/05/2026 | 3.6 | 17.6 | | 27.7 | 20.7 | 97 | 65 | 1.84 | 19.95 |
| 06/05/2026 | 3.5 | 0.2 | | 28.1 | 17.4 | 96 | 66 | 1.76 | 19.90 |
| 07/05/2026 | 3.3 | 0.2 | | 27.7 | 19.2 | 97 | 67 | 1.82 | 18.08 |
| 08/05/2026 | 2.6 | 3.4 | | 27.0 | 19.4 | 96 | 75 | 2.00 | 13.17 |
| 09/05/2026 | 3.4 | 3.0 | | 25.6 | 22.1 | 92 | 62 | 2.75 | 16.54 |
| 10/05/2026 | 3.3 | 0.8 | | 26.3 | 22.5 | 91 | 72 | 2.84 | 17.12 |
| 11/05/2026 | 3.4 | 6.8 | | 27.1 | 22.4 | 94 | 68 | 2.69 | 17.08 |
| 12/05/2026 | 3.2 | 11.2 | | 26.4 | 21.3 | 95 | 71 | 2.95 | 17.01 |
| 13/05/2026 | 2.4 | 8.4 | | 24.6 | 21.5 | 96 | 84 | 2.91 | 12.91 |
| 14/05/2026 | 2.8 | 29.8 | | 26.1 | 20.8 | 96 | 76 | 2.79 | 14.78 |
| 15/05/2026 | 2.2 | 53.6 | | 25.4 | 20.7 | 96 | 85 | 2.37 | 11.44 |
| 16/05/2026 | 3.3 | 26.8 | | 27.1 | 21.2 | 96 | 71 | 2.14 | 18.05 |
| 17/05/2026 | 2.7 | 5.0 | | 26.8 | 20.5 | 97 | 70 | 1.38 | 14.59 |
| Totals: | 53.7 | 190.2 | | | | | | | |
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