Evapotranspiration Calculations
Strathalbyn Racecourse - September 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) |
|---|---|---|---|---|---|---|---|---|---|
| 01/09/2025 | 1.8 | 0.4 | 15.7 | 5.1 | 97 | 65 | 2.42 | 12.24 | |
| 02/09/2025 | 3.1 | 0.2 | 18.4 | 5.3 | 93 | 47 | 5.26 | 16.81 | |
| 03/09/2025 | 2.5 | 0.0 | 16.2 | 8.9 | 92 | 52 | 4.05 | 13.76 | |
| 04/09/2025 | 2.1 | 0.2 | 15.9 | 7.1 | 95 | 64 | 3.16 | 14.19 | |
| 05/09/2025 | 2.5 | 0.2 | 16.0 | 2.6 | 94 | 48 | 4.21 | 13.47 | |
| 06/09/2025 | 3.9 | 0.0 | 24.7 | 7.3 | 74 | 46 | 5.22 | 10.91 | |
| 07/09/2025 | 4.3 | 3.4 | 21.3 | 11.7 | 85 | 41 | 6.78 | 17.58 | |
| 08/09/2025 | 3.0 | 0.2 | 18.2 | 12.0 | 91 | 52 | 4.23 | 16.97 | |
| 09/09/2025 | 2.0 | 0.0 | 15.6 | 5.8 | 96 | 57 | 3.27 | 10.97 | |
| 10/09/2025 | 2.0 | 3.6 | 14.9 | 8.5 | 96 | 70 | 4.27 | 13.97 | |
| 11/09/2025 | 2.5 | 2.8 | 16.6 | 7.5 | 93 | 60 | 3.63 | 16.91 | |
| 12/09/2025 | 2.2 | 0.0 | 15.8 | 8.1 | 94 | 62 | 3.45 | 14.18 | |
| 13/09/2025 | 3.1 | 0.0 | 19.1 | 5.3 | 95 | 47 | 3.67 | 18.58 | |
| 14/09/2025 | 4.9 | 0.2 | 24.0 | 5.9 | 86 | 29 | 5.81 | 14.30 | |
| 15/09/2025 | 7.2 | 0.0 | 26.1 | 16.4 | 78 | 22 | 9.58 | 18.77 | |
| 16/09/2025 | 3.3 | 0.6 | 17.0 | 12.0 | 86 | 59 | 7.68 | 19.13 | |
| 17/09/2025 | 2.9 | 3.2 | 17.2 | 6.6 | 90 | 50 | 3.45 | 18.30 | |
| 18/09/2025 | 4.4 | 0.0 | 23.9 | 4.5 | 90 | 29 | 3.83 | 20.07 | |
| 19/09/2025 | 3.4 | 0.0 | 18.0 | 9.0 | 91 | 53 | 6.70 | 18.20 | |
| 20/09/2025 | 2.8 | 0.6 | 15.4 | 8.1 | 88 | 56 | 5.40 | 15.72 | |
| Totals: | 63.9 | 15.6 |
