Evapotranspiration Calculations
Tunnack Fire Station - August 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) |
| 01/08/2026 | 0.8 | 0.2 | | 10.0 | -1.3 | 98 | 74 | 3.19 | 9.37 |
| 02/08/2026 | 1.4 | 0.2 | | 12.0 | 2.1 | 98 | 59 | 5.20 | 9.44 |
| 03/08/2026 | 0.9 | 2.2 | | 9.4 | 4.6 | 97 | 72 | 4.13 | 7.46 |
| 04/08/2026 | 0.7 | 0.2 | | 9.3 | -1.0 | 98 | 68 | 1.59 | 7.67 |
| 05/08/2026 | 0.8 | 0.2 | | 10.3 | 2.7 | 98 | 71 | 2.76 | 7.07 |
| 06/08/2026 | 1.0 | 0.0 | | 11.1 | 1.3 | 96 | 62 | 2.43 | 8.95 |
| 07/08/2026 | 1.0 | 0.0 | | 12.6 | -2.7 | 98 | 59 | 1.69 | 9.58 |
| 08/08/2026 | 1.0 | 0.0 | | 10.0 | 1.6 | 98 | 68 | 3.11 | 9.07 |
| 09/08/2026 | 1.2 | 0.2 | | 12.4 | 5.3 | 95 | 63 | 3.34 | 7.95 |
| 10/08/2026 | 0.7 | 1.2 | | 9.3 | 4.8 | 96 | 83 | 2.82 | 6.85 |
| 11/08/2026 | 1.3 | 0.0 | | 11.5 | 3.8 | 97 | 60 | 3.95 | 10.31 |
| 12/08/2026 | 1.6 | 0.2 | | 11.8 | 3.0 | 97 | 57 | 5.54 | 8.81 |
| 13/08/2026 | 1.9 | 0.2 | | 13.2 | 3.3 | 86 | 60 | 6.94 | 10.33 |
| 14/08/2026 | 1.6 | 0.0 | | 13.3 | 6.6 | 96 | 60 | 5.61 | 9.98 |
| 15/08/2026 | 1.0 | 0.8 | | 11.2 | 0.7 | 98 | 58 | 1.19 | 11.13 |
| 16/08/2026 | 1.1 | 0.0 | | 12.7 | -2.1 | 98 | 59 | 1.53 | 9.97 |
| 17/08/2026 | 1.3 | 0.2 | | 14.0 | -1.9 | 99 | 50 | 1.91 | 10.02 |
| 18/08/2026 | 1.3 | 0.0 | | 13.5 | 1.5 | 97 | 65 | 3.09 | 9.30 |
| 19/08/2026 | 1.4 | 0.0 | | 13.7 | 6.1 | 95 | 72 | 6.52 | 6.63 |
| 20/08/2026 | 1.9 | 0.4 | | 15.6 | 8.8 | 97 | 59 | 6.28 | 8.22 |
| 21/08/2026 | 1.8 | 0.0 | | 14.4 | -0.3 | 98 | 54 | 4.56 | 7.43 |
| 22/08/2026 | 2.0 | 6.2 | | 9.5 | 4.0 | 91 | 49 | 7.52 | 11.02 |
| 23/08/2026 | 2.1 | 0.0 | | 13.9 | 3.7 | 90 | 54 | 6.11 | 11.78 |
| 24/08/2026 | 2.0 | 0.0 | | 15.2 | 4.7 | 95 | 50 | 4.68 | 8.28 |
| 25/08/2026 | 1.3 | 1.2 | | 14.0 | 7.2 | 96 | 67 | 2.85 | 6.88 |
| 26/08/2026 | 1.4 | 0.8 | | 9.9 | 4.4 | 90 | 67 | 5.21 | 7.17 |
| Totals: | 34.5 | 14.4 | | | | | | | |
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