Evapotranspiration Calculations
Gunnedah Resource Centre - 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 | 4.9 | 0.0 | | 34.5 | 17.7 | 69 | 25 | 0.00 | 27.59 |
| 02/01/2026 | 3.6 | 0.0 | | 33.5 | 17.4 | 95 | 34 | 0.00 | 18.23 |
| 03/01/2026 | 5.3 | 11.0 | | 34.3 | 17.5 | 88 | 36 | 0.00 | 28.88 |
| 04/01/2026 | 4.7 | 0.4 | | 35.9 | 18.5 | 89 | 35 | 0.00 | 24.44 |
| 05/01/2026 | 4.4 | 8.8 | | 32.8 | 16.9 | 94 | 38 | 0.00 | 23.55 |
| 06/01/2026 | 5.6 | 0.8 | | 34.6 | 18.3 | 78 | 24 | 0.00 | 31.55 |
| 07/01/2026 | 5.7 | 0.0 | | 37.1 | 21.8 | 71 | 19 | 0.00 | 31.41 |
| 08/01/2026 | 5.6 | 0.0 | | 36.8 | 19.8 | 72 | 19 | 0.00 | 31.44 |
| 09/01/2026 | 5.3 | 0.0 | | 37.6 | 20.5 | 57 | 13 | 0.00 | 31.34 |
| 10/01/2026 | 5.6 | 0.0 | | 36.6 | 21.5 | 61 | 23 | 0.00 | 31.18 |
| 11/01/2026 | 5.0 | 0.0 | | 39.2 | 21.6 | 93 | 27 | 0.00 | 25.22 |
| 12/01/2026 | 5.5 | 8.0 | | 33.5 | 18.0 | 93 | 39 | 0.00 | 29.96 |
| 13/01/2026 | 5.6 | 0.0 | | 36.6 | 18.6 | 82 | 29 | 0.00 | 30.65 |
| 14/01/2026 | 5.3 | 0.0 | | 37.9 | 23.7 | 94 | 29 | 0.00 | 26.24 |
| 15/01/2026 | 4.3 | 23.4 | | 36.2 | 20.6 | 92 | 36 | 0.00 | 21.52 |
| 16/01/2026 | 4.9 | 0.0 | | 36.5 | 20.3 | 85 | 23 | 0.00 | 26.48 |
| 17/01/2026 | 5.6 | 0.0 | | 33.6 | 20.1 | 76 | 38 | 0.00 | 30.64 |
| 18/01/2026 | 5.4 | 3.4 | | 32.6 | 18.2 | 87 | 34 | 0.00 | 29.99 |
| 19/01/2026 | 5.0 | 0.2 | | 32.6 | 17.1 | 76 | 30 | 0.00 | 28.90 |
| 20/01/2026 | 5.1 | 0.0 | | 30.7 | 15.7 | 78 | 26 | 0.00 | 30.50 |
| 21/01/2026 | 5.1 | 0.0 | | 31.8 | 16.1 | 77 | 27 | 0.00 | 30.14 |
| 22/01/2026 | 4.9 | 0.0 | | 37.4 | 18.6 | 68 | 17 | 0.00 | 28.46 |
| 23/01/2026 | 5.2 | 0.0 | | 36.2 | 17.1 | 73 | 28 | 0.00 | 29.68 |
| 24/01/2026 | 5.1 | 0.0 | | 39.0 | 19.2 | 73 | 26 | 0.00 | 27.79 |
| 25/01/2026 | 5.4 | 0.0 | | 41.9 | 23.7 | 69 | 11 | 0.00 | 29.85 |
| 26/01/2026 | 5.2 | 0.0 | | 44.1 | 24.1 | 62 | 12 | 0.00 | 28.15 |
| 27/01/2026 | | 0.0 | | | 19.6 | 70 | 19 | 0.00 | 29.53 |
| 28/01/2026 | 5.0 | | | 41.1 | 19.3 | 67 | 10 | 0.00 | 29.35 |
| 29/01/2026 | 5.1 | 0.0 | | 39.0 | 19.7 | 68 | 16 | 0.00 | 29.16 |
| 30/01/2026 | 3.6 | 0.0 | | 35.9 | 19.6 | 74 | 14 | 0.00 | 19.85 |
| Totals: | 147.0 | 56.0 | | | | | | | |
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