Evapotranspiration Calculations
Orange Airport - January 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) |
| 01/01/2026 | 6.4 | 0.0 | | 25.8 | 10.8 | 97 | 35 | 5.34 | 30.13 |
| 02/01/2026 | 6.0 | 0.0 | | 26.6 | 8.6 | 95 | 40 | 4.67 | 27.49 |
| 03/01/2026 | 6.2 | 0.0 | | 28.3 | 11.2 | 99 | 37 | 4.42 | 26.72 |
| 04/01/2026 | 6.2 | 3.0 | | 28.2 | 12.7 | 94 | 32 | 5.22 | 21.78 |
| 05/01/2026 | | 2.4 | | | 10.3 | 98 | 32 | 3.78 | 22.98 |
| 06/01/2026 | 6.2 | | | 28.7 | 10.9 | 99 | 32 | 2.42 | 30.69 |
| 07/01/2026 | | 0.0 | | | 14.4 | 97 | 22 | 1.86 | 31.16 |
| 08/01/2026 | | | | 33.6 | | 78 | 17 | 3.68 | 31.30 |
| 09/01/2026 | 8.5 | 0.0 | | 32.3 | 16.4 | 60 | 23 | 4.51 | 31.18 |
| 10/01/2026 | 10.0 | 0.0 | | 32.3 | 16.8 | 57 | 27 | 8.02 | 30.92 |
| 11/01/2026 | 4.6 | 0.0 | | 23.2 | 14.3 | 88 | 32 | 5.24 | 13.61 |
| 12/01/2026 | 5.3 | 0.2 | | 24.5 | 9.9 | 98 | 50 | 5.21 | 27.41 |
| 13/01/2026 | 5.6 | 0.0 | | 30.0 | 11.7 | 99 | 32 | 2.88 | 23.00 |
| 14/01/2026 | 3.8 | 0.2 | | 26.1 | 16.0 | 99 | 62 | 4.21 | 15.98 |
| 15/01/2026 | 6.4 | 12.8 | | 29.6 | 15.9 | 99 | 27 | 4.23 | 24.31 |
| 16/01/2026 | 5.5 | 0.0 | | 27.6 | 15.6 | 100 | 38 | 4.50 | 22.02 |
| 17/01/2026 | 5.5 | 0.0 | | 24.5 | 11.5 | 99 | 48 | 7.48 | 26.48 |
| 18/01/2026 | 5.1 | 0.0 | | 22.6 | 13.8 | 92 | 53 | 9.11 | 24.36 |
| 19/01/2026 | 5.8 | 0.0 | | 25.1 | 11.8 | 91 | 44 | 5.97 | 27.00 |
| 20/01/2026 | 5.2 | 0.0 | | 24.4 | 11.1 | 97 | 34 | 3.55 | 24.05 |
| 21/01/2026 | 5.9 | 0.0 | | 27.0 | 8.1 | 99 | 28 | 3.06 | 28.51 |
| 22/01/2026 | 7.6 | 0.0 | | 26.3 | 15.6 | 89 | 13 | 5.80 | 29.81 |
| 23/01/2026 | 6.7 | 0.0 | | 27.6 | 8.7 | 93 | 22 | 3.85 | 29.60 |
| 24/01/2026 | 7.6 | 0.0 | | 32.3 | 9.1 | 99 | 16 | 3.64 | 29.41 |
| 25/01/2026 | 7.4 | 0.0 | | 36.6 | 12.1 | 95 | 11 | 2.65 | 27.11 |
| 26/01/2026 | 9.4 | 0.0 | | 37.3 | 17.9 | 87 | 11 | 4.70 | 28.64 |
| 27/01/2026 | 7.6 | 0.0 | | 35.0 | 11.4 | 91 | 13 | 2.92 | 28.81 |
| 28/01/2026 | 8.1 | 0.0 | | 38.8 | 14.1 | 87 | 9 | 2.88 | 27.72 |
| 29/01/2026 | 8.1 | 0.0 | | 36.4 | 15.9 | 76 | 13 | 3.25 | 28.30 |
| 30/01/2026 | 7.5 | 0.0 | | 35.9 | 13.4 | 97 | 15 | 2.92 | 28.06 |
| Totals: | 178.2 | 18.6 | | | | | | | |
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