Evapotranspiration Calculations
Perisher Valley - 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 | 3.3 | 0.0 | 16.0 | 8.5 | 72 | 48 | 2.56 | 20.05 | |
| 02/10/2026 | 1.4 | 0.0 | 10.3 | 7.9 | 100 | 62 | 3.07 | 5.41 | |
| 03/10/2026 | 2.1 | 0.0 | 11.7 | 3.8 | 100 | 53 | 1.86 | 13.76 | |
| 04/10/2026 | 1.8 | 0.0 | 10.3 | -0.2 | 100 | 67 | 2.04 | 13.68 | |
| 05/10/2026 | 2.1 | 0.0 | 11.3 | 2.9 | 95 | 62 | 4.09 | 13.43 | |
| 06/10/2026 | 1.8 | 0.0 | 7.9 | 3.2 | 100 | 65 | 5.94 | 13.01 | |
| 07/10/2026 | 0.0 | -5.5 | 97 | 19 | 2.05 | 23.29 | |||
| 08/10/2026 | 16.5 | 74 | 5 | 1.43 | 23.54 | ||||
| 09/10/2026 | 4.3 | 17.6 | -1.8 | 71 | 7 | 2.89 | 23.65 | ||
| 10/10/2026 | 3.0 | 11.6 | 7.0 | 100 | 39 | 7.32 | 15.96 | ||
| 11/10/2026 | 4.0 | 13.4 | -0.5 | 86 | 16 | 4.38 | 23.99 | ||
| 12/10/2026 | 2.6 | 12.6 | 5.7 | 100 | 40 | 6.09 | 10.34 | ||
| 13/10/2026 | 3.1 | 12.2 | 4.7 | 100 | 28 | 3.32 | 18.34 | ||
| 14/10/2026 | 2.6 | 7.9 | -7.7 | 100 | 34 | 1.55 | 24.57 | ||
| 15/10/2026 | 2.9 | 10.1 | -6.3 | 100 | 37 | 3.32 | 23.55 | ||
| 16/10/2026 | 3.1 | 11.8 | -0.2 | 100 | 42 | 3.87 | 23.05 | ||
| 17/10/2026 | 3.5 | 13.3 | -0.6 | 98 | 28 | 2.51 | 25.08 | ||
| 18/10/2026 | 3.3 | 15.1 | -1.7 | 100 | 33 | 1.76 | 23.74 | ||
| 19/10/2026 | 3.2 | 15.9 | 0.8 | 87 | 35 | 2.97 | 17.40 | ||
| 20/10/2026 | 4.1 | 16.8 | 3.3 | 78 | 30 | 3.01 | 24.89 | ||
| 21/10/2026 | 3.4 | 18.6 | 3.3 | 93 | 32 | 2.46 | 17.33 | ||
| 22/10/2026 | 3.8 | 18.0 | -0.4 | 100 | 38 | 2.64 | 23.66 | ||
| 23/10/2026 | 3.1 | 17.3 | 1.9 | 100 | 58 | 3.58 | 19.38 | ||
| 24/10/2026 | 4.1 | 18.7 | 9.2 | 92 | 44 | 4.06 | 22.66 | ||
| 25/10/2026 | 1.6 | 14.9 | 10.3 | 100 | 77 | 4.87 | 6.91 | ||
| 26/10/2026 | 2.7 | 7.2 | 0.7 | 100 | 49 | 3.56 | 23.82 | ||
| Totals: | 70.9 | 0.0 |
