Evapotranspiration Calculations
Blackwater Airport - October 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) |
| 01/10/2025 | 6.5 | 0.0 | | 35.4 | 15.9 | 95 | 19 | 2.86 | 23.85 |
| 02/10/2025 | 9.0 | 0.0 | | 38.3 | 17.9 | 86 | 9 | 4.61 | 24.61 |
| 03/10/2025 | 9.5 | 0.0 | | 32.2 | 15.9 | 28 | 8 | 5.64 | 25.34 |
| 04/10/2025 | 8.9 | 0.0 | | 33.2 | 19.3 | 69 | 8 | 5.48 | 25.45 |
| 05/10/2025 | 7.3 | 0.0 | | 31.5 | 15.9 | 82 | 21 | 4.66 | 25.51 |
| 06/10/2025 | 7.2 | 0.0 | | 32.7 | 13.7 | 86 | 14 | 3.66 | 25.76 |
| 07/10/2025 | 7.5 | 0.0 | | 34.4 | 12.4 | 93 | 14 | 3.70 | 25.74 |
| 08/10/2025 | 8.2 | 0.0 | | 34.7 | 14.2 | 95 | 16 | 4.78 | 26.09 |
| 09/10/2025 | 7.7 | 0.0 | | 35.1 | 18.9 | 88 | 26 | 4.71 | 24.89 |
| 10/10/2025 | 7.8 | 0.0 | | 34.6 | 20.0 | 84 | 26 | 4.81 | 25.03 |
| 11/10/2025 | 7.4 | 0.0 | | 35.2 | 19.3 | 89 | 27 | 4.08 | 25.81 |
| 12/10/2025 | 7.4 | 0.0 | | 35.9 | 17.4 | 91 | 29 | 3.86 | 25.91 |
| 13/10/2025 | 5.6 | 0.0 | | 34.0 | 19.3 | 82 | 31 | 2.58 | 20.15 |
| 14/10/2025 | 8.1 | 0.0 | | 37.0 | 19.4 | 89 | 23 | 4.76 | 23.21 |
| Totals: | 108.1 | 0.0 | | | | | | | |
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