Evapotranspiration Calculations

Perth Airport - September 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)
01/09/20262.71.8 18.58.496422.9413.89
02/09/20262.30.0 18.97.697553.1911.61
03/09/20262.21.8 18.913.099643.4811.64
04/09/20263.62.6 20.114.292476.7215.01
05/09/20262.60.2 19.613.397543.2313.24
06/09/20262.66.6 18.311.997595.1012.77
07/09/20264.20.2 23.312.479414.3118.49
08/09/20264.60.0 21.413.674396.6016.27
09/09/20264.30.0 21.910.175455.5919.00
10/09/20264.30.0 23.111.572404.1019.87
11/09/20264.70.0 26.713.990364.0619.33
12/09/20263.81.6 20.615.895445.0718.83
13/09/20263.20.0 21.610.494463.7714.52
14/09/20263.70.0 23.28.798413.3518.32
15/09/20264.80.0 25.514.271485.7017.57
Totals:53.614.8       

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