Evapotranspiration Calculations
Tunnack Fire Station - October 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) |
| 01/10/2026 | 3.6 | 0.0 | | 19.9 | 10.2 | 99 | 38 | 5.86 | 13.75 |
| 02/10/2026 | 2.6 | 0.0 | | 15.3 | 0.0 | 94 | 48 | 2.61 | 17.97 |
| 03/10/2026 | 2.4 | 0.0 | | 13.1 | 4.0 | 96 | 50 | 3.23 | 16.11 |
| 04/10/2026 | 1.4 | 0.4 | | 11.4 | 6.5 | 98 | 76 | 3.64 | 8.34 |
| 05/10/2026 | 2.8 | 0.0 | | 16.7 | 3.0 | 97 | 48 | 2.70 | 19.02 |
| 06/10/2026 | 2.6 | 1.6 | | 12.7 | 3.7 | 94 | 55 | 7.20 | 15.71 |
| 07/10/2026 | 2.6 | 0.4 | | 12.6 | -0.1 | 88 | 43 | 2.66 | 18.93 |
| 08/10/2026 | 3.5 | 0.0 | | 16.6 | 2.0 | 92 | 44 | 5.61 | 21.59 |
| 09/10/2026 | 3.9 | 0.0 | | 18.4 | 5.7 | 90 | 47 | 7.44 | 20.00 |
| 10/10/2026 | 4.7 | 0.0 | | 19.3 | 8.8 | 92 | 35 | 9.00 | 20.34 |
| 11/10/2026 | 4.1 | 0.0 | | 18.4 | 7.0 | 86 | 43 | 7.50 | 18.64 |
| 12/10/2026 | 3.8 | 3.4 | | 16.7 | 10.2 | 96 | 41 | 6.99 | 19.37 |
| 13/10/2026 | 2.5 | 2.6 | | 8.6 | 1.7 | 90 | 55 | 7.22 | 21.10 |
| 14/10/2026 | 2.4 | 1.4 | | 11.8 | 1.5 | 93 | 50 | 3.55 | 16.68 |
| 15/10/2026 | 3.1 | 0.0 | | 16.3 | 1.0 | 94 | 43 | 2.04 | 21.96 |
| 16/10/2026 | 3.9 | 0.0 | | 17.8 | 4.3 | 90 | 45 | 5.82 | 23.25 |
| 17/10/2026 | 4.2 | 0.0 | | 20.1 | 5.7 | 88 | 47 | 5.24 | 23.46 |
| 18/10/2026 | 4.6 | 0.0 | | 22.2 | 8.5 | 96 | 32 | 3.85 | 23.53 |
| 19/10/2026 | 5.7 | 0.0 | | 23.9 | 8.9 | 97 | 29 | 6.74 | 23.77 |
| 20/10/2026 | 5.5 | 0.0 | | 24.6 | 12.4 | 79 | 40 | 7.17 | 19.30 |
| 21/10/2026 | 4.2 | 0.2 | | 24.8 | 12.9 | 97 | 47 | 4.18 | 18.72 |
| 22/10/2026 | 6.2 | 0.0 | | 26.2 | 10.3 | 98 | 34 | 7.59 | 24.09 |
| 23/10/2026 | 5.8 | 0.0 | | 26.7 | 12.7 | 94 | 41 | 7.78 | 21.57 |
| 24/10/2026 | 3.5 | 0.4 | | 20.5 | 9.6 | 95 | 44 | 3.13 | 17.03 |
| 25/10/2026 | 1.1 | 15.4 | | 10.7 | 8.3 | 97 | 84 | 3.34 | 5.88 |
| 26/10/2026 | 2.8 | 13.2 | | 11.9 | 0.7 | 97 | 52 | 4.71 | 21.22 |
| Totals: | 93.5 | 39.0 | | | | | | | |
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