Evapotranspiration Calculations
Kunanyi (Mount Wellington Pinnacle) - December 2025 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) |
| 01/12/2025 | 1.2 | 4.2 | | 5.9 | -1.2 | 100 | 88 | 5.08 | 12.67 |
| 02/12/2025 | 1.1 | 9.0 | | 6.1 | -0.5 | 100 | 87 | 10.82 | 13.76 |
| 03/12/2025 | 3.3 | 0.6 | | 13.4 | 1.7 | 100 | 59 | 11.41 | 27.64 |
| 04/12/2025 | 6.4 | 0.0 | | 18.3 | 4.2 | 78 | 33 | 19.95 | 30.68 |
| 05/12/2025 | 4.5 | 0.0 | | 14.3 | 0.1 | 88 | 34 | 6.46 | 29.49 |
| 06/12/2025 | 2.7 | 0.0 | | 8.3 | 1.9 | 99 | 44 | 11.54 | 16.61 |
| 07/12/2025 | 1.7 | 3.0 | | 5.4 | -1.8 | 100 | 76 | 11.84 | 24.19 |
| 08/12/2025 | 2.4 | 1.0 | | 12.2 | -0.1 | 100 | 67 | 17.36 | 19.55 |
| 09/12/2025 | 2.9 | 0.6 | | 7.5 | 0.7 | 95 | 54 | 15.36 | 31.39 |
| 10/12/2025 | 3.4 | 0.0 | | 10.6 | -0.8 | 94 | 53 | 9.51 | 31.54 |
| 11/12/2025 | 4.2 | 0.0 | | 13.3 | 0.1 | 98 | 39 | 3.84 | 31.93 |
| 12/12/2025 | 6.2 | 0.0 | | 18.5 | 5.9 | 84 | 19 | 8.52 | 29.55 |
| 13/12/2025 | 3.8 | 0.0 | | 14.7 | 7.7 | 93 | 65 | 7.46 | 29.95 |
| 14/12/2025 | 1.9 | 0.2 | | 3.9 | 1.1 | 99 | 61 | 18.65 | 25.25 |
| 15/12/2025 | 1.7 | 0.6 | | 6.2 | -2.6 | 99 | 76 | 18.01 | 28.05 |
| 16/12/2025 | 4.4 | 0.4 | | 15.4 | -1.4 | 100 | 44 | 10.98 | 31.35 |
| 17/12/2025 | 6.8 | 0.0 | | 20.6 | 6.0 | 61 | 25 | 7.99 | 30.51 |
| 18/12/2025 | 3.9 | 0.0 | | 15.8 | 11.0 | 99 | 22 | 6.25 | 13.71 |
| Totals: | 62.5 | 19.6 | | | | | | | |
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