Evapotranspiration Calculations
Armidale 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 | 6.5 | 0.0 | | 28.1 | 11.9 | 97 | 28 | 4.79 | 24.97 |
| 02/01/2026 | 3.7 | 0.0 | | 23.6 | 13.4 | 98 | 58 | 5.10 | 15.14 |
| 03/01/2026 | 5.7 | 2.2 | | 27.4 | 12.8 | 98 | 48 | 4.50 | 26.31 |
| 04/01/2026 | 5.3 | 3.4 | | 27.0 | 12.8 | 97 | 45 | 4.78 | 22.15 |
| 05/01/2026 | 6.5 | 2.0 | | 28.6 | 12.8 | 95 | 30 | 4.55 | 26.14 |
| 06/01/2026 | 5.6 | 1.0 | | 26.6 | 12.5 | 97 | 42 | 3.32 | 26.80 |
| 07/01/2026 | 6.7 | 0.2 | | 27.3 | 12.4 | 97 | 28 | 3.99 | 30.51 |
| 08/01/2026 | 7.5 | 0.0 | | 29.6 | 11.4 | 95 | 17 | 3.98 | 31.08 |
| 09/01/2026 | 7.1 | 0.0 | | 31.1 | 9.5 | 98 | 24 | 3.18 | 30.95 |
| 10/01/2026 | 7.4 | 0.0 | | 30.3 | 12.0 | 91 | 29 | 4.49 | 30.77 |
| 11/01/2026 | 7.9 | 0.0 | | 31.6 | 14.8 | 96 | 32 | 6.04 | 29.55 |
| 12/01/2026 | 4.4 | 1.6 | | 22.7 | 14.1 | 97 | 65 | 7.09 | 23.83 |
| 13/01/2026 | 6.4 | 0.2 | | 28.9 | 13.7 | 99 | 43 | 5.66 | 26.76 |
| 14/01/2026 | 6.8 | 0.0 | | 29.0 | 15.7 | 97 | 40 | 5.60 | 28.93 |
| 15/01/2026 | | 7.6 | | | 15.4 | 97 | 39 | 4.66 | 18.92 |
| 16/01/2026 | | | | 30.3 | | 96 | 33 | 5.40 | 26.25 |
| 17/01/2026 | 5.7 | 0.2 | | 27.4 | 16.6 | 96 | 54 | 5.61 | 26.57 |
| 18/01/2026 | 4.4 | 9.8 | | 22.6 | 14.2 | 97 | 61 | 6.34 | 22.93 |
| 19/01/2026 | 4.8 | 1.2 | | 23.1 | 13.4 | 97 | 53 | 6.56 | 23.01 |
| 20/01/2026 | 5.2 | 0.2 | | 22.9 | 11.3 | 95 | 42 | 5.33 | 25.41 |
| 21/01/2026 | 6.5 | 0.2 | | 25.8 | 9.6 | 96 | 22 | 4.08 | 30.01 |
| 22/01/2026 | 7.4 | 0.0 | | 30.1 | 12.1 | 89 | 26 | 5.45 | 26.61 |
| 23/01/2026 | 6.3 | 0.0 | | 28.4 | 14.8 | 93 | 45 | 6.17 | 25.79 |
| 24/01/2026 | 7.8 | 0.0 | | 32.1 | 14.8 | 93 | 27 | 5.67 | 26.79 |
| 25/01/2026 | 8.2 | 2.2 | | 33.9 | 15.8 | 97 | 14 | 4.32 | 28.51 |
| 26/01/2026 | 9.8 | 0.0 | | 36.8 | 15.0 | 93 | 16 | 5.98 | 27.73 |
| 27/01/2026 | 7.2 | 0.0 | | 31.1 | 15.8 | 97 | 38 | 5.48 | 28.84 |
| 28/01/2026 | 8.4 | 0.0 | | 34.0 | 13.0 | 98 | 11 | 4.30 | 28.95 |
| 29/01/2026 | 8.1 | 0.0 | | 29.7 | 13.3 | 94 | 18 | 6.37 | 28.80 |
| 30/01/2026 | | 0.0 | | | 13.3 | 97 | 23 | 5.00 | 19.06 |
| Totals: | 177.3 | 32.0 | | | | | | | |
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