Evapotranspiration Calculations
Ballina 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 | 3.0 | 3.6 | | 24.9 | 18.1 | 94 | 65 | 5.22 | 13.64 |
| 02/05/2026 | 3.3 | 8.8 | | 25.9 | 19.9 | 88 | 65 | 5.01 | 14.85 |
| 03/05/2026 | 2.5 | 3.4 | | 24.9 | 14.9 | 97 | 68 | 2.06 | 15.43 |
| 04/05/2026 | 2.3 | 4.0 | | 25.4 | 17.6 | 98 | 71 | 1.87 | 13.56 |
| 05/05/2026 | 2.4 | 0.0 | | 26.1 | 15.8 | 98 | 69 | 1.48 | 15.39 |
| 06/05/2026 | 1.6 | 87.4 | | 22.7 | 19.3 | 97 | 81 | 3.68 | 6.74 |
| 07/05/2026 | 3.3 | 1.0 | | 26.6 | 15.9 | 98 | 41 | 2.81 | 15.41 |
| 08/05/2026 | 3.1 | 0.0 | | 21.2 | 8.1 | 96 | 22 | 2.81 | 15.65 |
| 09/05/2026 | 2.5 | 0.0 | | 22.4 | 7.1 | 99 | 52 | 2.44 | 15.54 |
| 10/05/2026 | 1.9 | 1.4 | | 21.4 | 13.4 | 96 | 65 | 3.16 | 8.63 |
| 11/05/2026 | 2.9 | 4.2 | | 23.9 | 15.8 | 96 | 59 | 5.29 | 12.72 |
| 12/05/2026 | 3.5 | 3.0 | | 23.5 | 18.4 | 86 | 57 | 6.91 | 11.60 |
| 13/05/2026 | 3.8 | 3.4 | | 24.0 | 18.1 | 78 | 53 | 6.03 | 13.19 |
| 14/05/2026 | 2.4 | 17.0 | | 22.8 | 15.9 | 96 | 67 | 4.86 | 11.03 |
| 15/05/2026 | 2.1 | 13.6 | | 22.4 | 15.1 | 97 | 68 | 3.68 | 10.97 |
| 16/05/2026 | 1.8 | 3.6 | | 22.9 | 14.8 | 97 | 80 | 2.71 | 11.38 |
| 17/05/2026 | 1.8 | 19.2 | | 23.9 | 16.3 | 98 | 77 | 2.01 | 11.47 |
| Totals: | 44.2 | 173.6 | | | | | | | |
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