Evapotranspiration Calculations

Roxby Downs (Olympic Dam Aerodrome) - October 2025 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)
01/10/20255.80.0 24.97.675204.5323.42
02/10/20255.40.0 23.910.681244.2024.06
03/10/20255.60.0 29.07.653132.5024.11
04/10/20259.20.0 32.312.93295.6324.25
05/10/202511.80.0 37.117.74147.0824.05
06/10/20255.10.0 23.918.668446.0515.10
07/10/20253.71.8 21.912.790443.2816.89
08/10/20253.50.4 22.413.483483.4813.44
09/10/20255.70.0 24.812.180223.9925.07
10/10/20255.90.0 29.27.759172.6625.43
11/10/20257.30.0 31.812.750143.6025.59
12/10/20256.80.0 27.815.483154.6625.10
13/10/20256.60.2 29.211.773113.4825.65
14/10/20256.90.0 29.913.465143.6625.93
Totals:89.32.4       

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