Evapotranspiration Calculations

Perth Metro - May 2026 daily calculations

DateEvapotrans-
piration (mm) 0000- 2400		Rain (mm) 0900- 0900Pan Evaporation (mm) 0900- 0900Max TempMin TempMax Rel Hum (%)Min Rel Hum (%)Average 10m Wind Speed (m/sec)Solar Radiation (MJ/sq m)
01/05/20262.53.6 17.811.796393.2712.29
02/05/20262.00.0 18.15.097461.7713.64
03/05/20261.90.0 20.65.999491.0114.76
04/05/20262.20.0 22.87.299461.4514.79
05/05/20262.50.0 23.79.794411.8414.64
06/05/20262.60.0 23.210.293432.2214.51
07/05/20262.80.0 23.69.778352.2114.44
08/05/20262.90.0 23.711.775352.4614.32
09/05/20263.00.0 24.011.573282.3314.17
10/05/20262.40.0 25.16.888271.4414.08
11/05/20262.90.0 27.48.087191.7513.98
12/05/20262.20.0 28.36.887190.9813.87
13/05/20262.20.0 24.28.999301.3613.36
14/05/20261.40.0 19.812.799561.527.08
15/05/20261.58.2 19.49.199561.1111.41
16/05/20261.50.0 19.710.796520.9011.44
17/05/20261.60.0 21.67.399520.9112.83
Totals:38.111.8       

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