Evapotranspiration Calculations
Horsham Aerodrome - 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 | 1.2 | 1.8 | 18.3 | 13.6 | 97 | 89 | 3.53 | 5.26 | |
| 02/10/2026 | 1.8 | 24.0 | 16.2 | 11.3 | 97 | 76 | 5.99 | 9.24 | |
| 03/10/2026 | 2.7 | 47.0 | 19.1 | 10.3 | 98 | 70 | 5.82 | 16.23 | |
| 04/10/2026 | 3.7 | 0.2 | 20.3 | 5.1 | 97 | 44 | 3.47 | 22.62 | |
| 05/10/2026 | 3.1 | 0.0 | 20.6 | 8.0 | 93 | 54 | 2.87 | 17.39 | |
| 06/10/2026 | 3.1 | 0.0 | 18.1 | 5.0 | 96 | 54 | 5.04 | 17.09 | |
| 07/10/2026 | 3.5 | 0.0 | 18.7 | 0.8 | 96 | 46 | 3.19 | 23.14 | |
| 08/10/2026 | 4.8 | 0.0 | 23.0 | 2.6 | 97 | 38 | 5.27 | 23.39 | |
| 09/10/2026 | 5.0 | 0.0 | 25.3 | 8.1 | 90 | 39 | 6.52 | 16.20 | |
| 10/10/2026 | 3.5 | 0.0 | 20.2 | 7.3 | 97 | 51 | 5.04 | 17.59 | |
| 11/10/2026 | 5.5 | 0.0 | 25.3 | 5.5 | 97 | 33 | 5.69 | 23.50 | |
| 12/10/2026 | 3.4 | 6.6 | 18.7 | 12.2 | 97 | 49 | 5.16 | 16.50 | |
| 13/10/2026 | 3.7 | 0.2 | 17.4 | 4.8 | 94 | 42 | 5.52 | 20.65 | |
| 14/10/2026 | 3.7 | 0.0 | 17.8 | 3.7 | 93 | 42 | 4.00 | 22.03 | |
| 15/10/2026 | 2.9 | 0.0 | 17.2 | 3.4 | 94 | 54 | 3.68 | 17.06 | |
| 16/10/2026 | 4.1 | 0.0 | 23.0 | 6.0 | 92 | 51 | 5.06 | 20.51 | |
| 17/10/2026 | 5.4 | 0.0 | 24.4 | 9.0 | 90 | 39 | 5.65 | 24.88 | |
| 18/10/2026 | 5.4 | 0.0 | 26.2 | 8.1 | 91 | 41 | 5.33 | 23.59 | |
| 19/10/2026 | 5.5 | 0.0 | 27.0 | 10.1 | 87 | 42 | 5.28 | 22.88 | |
| 20/10/2026 | 5.8 | 0.0 | 28.4 | 12.3 | 95 | 37 | 5.33 | 21.35 | |
| 21/10/2026 | 5.1 | 1.4 | 28.7 | 13.5 | 97 | 42 | 2.83 | 24.54 | |
| 22/10/2026 | 6.1 | 0.0 | 30.6 | 12.1 | 97 | 32 | 4.10 | 24.00 | |
| 23/10/2026 | 6.6 | 0.0 | 31.5 | 11.9 | 90 | 28 | 5.23 | 19.07 | |
| 24/10/2026 | 1.9 | 2.8 | 21.4 | 14.7 | 97 | 78 | 2.97 | 7.97 | |
| 25/10/2026 | 1.8 | 15.6 | 15.3 | 11.9 | 97 | 68 | 5.50 | 6.65 | |
| 26/10/2026 | 4.0 | 2.2 | 18.4 | 4.1 | 94 | 38 | 4.07 | 23.10 | |
| Totals: | 103.3 | 101.8 |
