Evapotranspiration Calculations

South Johnstone Exp Stn - September 2025 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)
01/09/20253.80.6 26.617.197581.4921.19
02/09/20253.40.0 27.218.895501.4216.80
03/09/20253.00.0 26.516.397631.5015.58
04/09/20253.60.2 27.216.597481.2119.14
05/09/20253.30.8 27.919.597692.0616.17
06/09/20254.10.4 27.422.589613.1518.82
07/09/20252.51.0 25.621.893742.9510.34
08/09/20253.81.4 26.721.694642.5918.48
09/09/20254.28.0 27.017.797562.1322.36
10/09/20254.40.6 28.618.997501.4423.25
11/09/20254.50.0 29.217.197551.6623.98
12/09/20254.00.0 28.716.096612.1520.87
13/09/20251.874.2 22.420.896732.816.11
14/09/20252.858.6 24.618.396762.0215.06
15/09/2025 8.0  18.897822.9517.25
16/09/2025        14.87
17/09/2025 43.0 25.822.4   11.04
18/09/20254.05.2 28.722.497722.4819.94
19/09/20254.22.2 28.221.697671.9321.69
20/09/20254.20.2 28.618.497611.0722.97
Totals:61.6204.4       

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