Evapotranspiration Calculations
Tasman Island - April 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) |
| 01/04/2026 | 3.5 | 0.0 | | 22.0 | 16.8 | 88 | 49 | 8.62 | 3.26 |
| 02/04/2026 | 3.0 | 0.0 | | 20.5 | 14.0 | 95 | 48 | 4.92 | 12.79 |
| 03/04/2026 | 2.3 | 1.2 | | 12.8 | 8.4 | 79 | 52 | 3.95 | 14.21 |
| 04/04/2026 | 1.4 | 0.2 | | 12.9 | 9.1 | 95 | 69 | 3.04 | 7.95 |
| 05/04/2026 | 1.8 | 3.2 | | 15.7 | 8.9 | 97 | 63 | 3.35 | 10.83 |
| 06/04/2026 | 2.0 | 3.4 | | 15.3 | 10.5 | 94 | 68 | 7.84 | 10.60 |
| 07/04/2026 | 2.0 | 6.8 | | 14.7 | 12.1 | 97 | 61 | 8.24 | 5.50 |
| 08/04/2026 | 2.3 | 1.4 | | 15.0 | 9.2 | 86 | 53 | 4.67 | 12.25 |
| 09/04/2026 | 3.1 | 0.0 | | 17.9 | 11.0 | 84 | 56 | 10.96 | 6.75 |
| 10/04/2026 | 2.5 | 1.0 | | 12.8 | 8.8 | 81 | 53 | 7.76 | 10.67 |
| 11/04/2026 | 2.2 | 0.2 | | 11.9 | 6.0 | 86 | 58 | 8.88 | 9.68 |
| 12/04/2026 | 1.2 | 11.2 | | 10.4 | 5.9 | 94 | 76 | 8.95 | 3.66 |
| 13/04/2026 | 1.3 | 37.6 | | 13.3 | 5.8 | 99 | 70 | 6.93 | 2.99 |
| 14/04/2026 | | 14.4 | | | 10.2 | 96 | 56 | 4.48 | 8.95 |
| 15/04/2026 | 2.1 | 4.2 | | 13.4 | 9.1 | 73 | 54 | 3.60 | 11.56 |
| 16/04/2026 | 1.8 | 0.0 | | 15.0 | 9.5 | 95 | 60 | 5.94 | 6.54 |
| 17/04/2026 | 1.6 | 7.0 | | 10.6 | 7.5 | 93 | 65 | 10.10 | 4.50 |
| 18/04/2026 | 2.2 | 3.6 | | 11.3 | 6.5 | 86 | 58 | 11.74 | 5.44 |
| 19/04/2026 | 1.8 | 0.0 | | 14.5 | 8.3 | 81 | 62 | 3.57 | 10.68 |
| 20/04/2026 | 1.4 | 0.0 | | 15.5 | 10.6 | 90 | 76 | 4.04 | 8.15 |
| 21/04/2026 | 1.8 | 0.0 | | 14.6 | 12.2 | 88 | 72 | 6.90 | 9.59 |
| 22/04/2026 | | 0.0 | | | 11.9 | 100 | 72 | 11.26 | 7.69 |
| 23/04/2026 | | 0.2 | | | | 100 | 66 | 2.75 | 9.16 |
| 24/04/2026 | | 0.2 | | 22.9 | | 62 | 39 | 7.56 | 8.55 |
| 25/04/2026 | 4.0 | 0.0 | | 22.1 | 16.7 | 59 | 35 | 5.25 | 9.37 |
| 26/04/2026 | 2.7 | 0.0 | | 22.3 | 15.6 | 94 | 43 | 4.94 | 4.14 |
| Totals: | 48.0 | 95.8 | | | | | | | |
Monthly Archive