Evapotranspiration Calculations
Ayr Dpi Research Stn - 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 | 1.8 | 14.0 | | 26.5 | 23.5 | 95 | 73 | 3.89 | 3.05 |
| 02/01/2026 | 4.8 | 115.6 | | 29.3 | 22.1 | 93 | 68 | 4.74 | 21.61 |
| 03/01/2026 | 2.6 | 1.2 | | 27.3 | 23.3 | 94 | 74 | 3.48 | 9.35 |
| 04/01/2026 | 2.6 | 86.6 | | 27.0 | 22.6 | 95 | 81 | 3.70 | 10.91 |
| 05/01/2026 | 4.3 | 32.8 | | 28.8 | 21.1 | 96 | 58 | 2.95 | 18.16 |
| 06/01/2026 | 6.0 | 1.8 | | 31.8 | 21.8 | 93 | 60 | 3.58 | 26.79 |
| 07/01/2026 | 5.8 | 0.0 | | 31.5 | 22.7 | 91 | 56 | 4.05 | 24.40 |
| 08/01/2026 | 5.5 | 0.6 | | 30.8 | 23.4 | 92 | 63 | 4.91 | 23.09 |
| 09/01/2026 | 6.3 | 0.2 | | 31.2 | 22.8 | 88 | 50 | 4.73 | 24.30 |
| 10/01/2026 | 2.5 | 0.2 | | 26.9 | 23.5 | 95 | 74 | 5.72 | 6.58 |
| 11/01/2026 | 2.5 | 77.8 | | 28.5 | 23.3 | 95 | 80 | 5.84 | 7.88 |
| 12/01/2026 | 5.2 | 25.6 | | 31.2 | 23.0 | 94 | 63 | 1.81 | 24.40 |
| 13/01/2026 | 5.3 | 0.2 | | 32.8 | 25.2 | 95 | 70 | 2.14 | 24.19 |
| 14/01/2026 | 3.3 | 2.6 | | 31.3 | 25.3 | 96 | 77 | 1.67 | 14.30 |
| 15/01/2026 | 3.9 | 0.8 | | 30.7 | 25.5 | 96 | 76 | 1.12 | 17.47 |
| 16/01/2026 | 3.0 | 0.6 | | 30.0 | 25.0 | 96 | 79 | 1.57 | 12.87 |
| 17/01/2026 | 4.7 | 0.6 | | 33.4 | 24.5 | 96 | 64 | 2.16 | 19.70 |
| 18/01/2026 | 5.9 | 1.0 | | 34.5 | 24.3 | 96 | 57 | 2.73 | 24.60 |
| 19/01/2026 | 6.4 | 0.8 | | 33.7 | 24.2 | 95 | 56 | 2.21 | 28.96 |
| 20/01/2026 | 5.8 | 0.6 | | 32.0 | 24.0 | 93 | 59 | 2.12 | 26.59 |
| 21/01/2026 | | 0.4 | | | 23.0 | 94 | 60 | 1.98 | 27.86 |
| 22/01/2026 | | | | 31.0 | | 95 | 54 | 1.73 | 27.68 |
| 23/01/2026 | 6.1 | 0.0 | | 31.1 | 21.7 | 94 | 56 | 1.95 | 29.59 |
| 24/01/2026 | 5.5 | 0.0 | | 31.2 | 22.0 | 93 | 54 | 2.81 | 24.09 |
| 25/01/2026 | 2.5 | 5.2 | | 28.8 | 23.9 | 94 | 75 | 3.23 | 8.43 |
| 26/01/2026 | | 13.0 | | | 24.1 | 92 | 77 | 2.69 | 4.55 |
| 27/01/2026 | 3.1 | | | 29.1 | 24.6 | 93 | 72 | 2.19 | 12.58 |
| 28/01/2026 | 5.6 | 0.0 | | 31.1 | 22.5 | 94 | 63 | 1.66 | 27.03 |
| 29/01/2026 | 5.5 | 0.0 | | 32.3 | 21.8 | 96 | 57 | 1.91 | 25.64 |
| 30/01/2026 | 6.1 | 0.0 | | 31.5 | 21.1 | 91 | 53 | 2.19 | 29.24 |
| Totals: | 122.6 | 382.2 | | | | | | | |
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