Evapotranspiration Calculations

North Island - May 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)
01/05/2026 0.2 23.919.0784410.28 
02/05/2026 0.0 19.815.764409.90 
03/05/2026 0.0 22.716.867419.71 
04/05/2026 0.0 25.418.172348.42 
05/05/2026 0.0 26.019.677367.64 
06/05/2026 0.0 24.819.677377.84 
07/05/2026 0.0 25.419.570379.01 
08/05/2026 0.0 27.020.163358.15 
09/05/2026 0.0 26.919.968327.91 
10/05/2026 0.0 26.819.659217.07 
11/05/2026 0.0 27.416.061335.02 
12/05/2026 0.0 27.512.7    
13/05/2026 0.0 25.619.173414.33 
14/05/2026 0.0 24.820.897606.13 
15/05/2026 6.4 23.117.877416.82 
16/05/2026 0.2 22.917.388466.86 
17/05/2026 0.4 23.116.373467.31 
Totals: 7.2       

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