Evapotranspiration Calculations

Grafton Airport - 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)
01/09/20251.90.0 20.48.096480.7912.17
02/09/20252.40.0 21.79.496591.6214.78
03/09/20252.70.0 24.97.598300.7218.59
04/09/20253.10.0 25.67.698301.1119.50
05/09/20254.10.2 24.910.294272.8819.30
06/09/20252.73.0 20.613.296452.1914.33
07/09/20252.90.0 22.88.697431.8116.69
08/09/20253.40.0 26.06.998421.6120.09
09/09/20251.90.2 24.911.697510.649.51
10/09/20252.30.2 24.113.197551.879.88
11/09/20254.11.0 22.314.493303.4819.46
12/09/20253.30.2 22.26.195391.8520.38
13/09/20252.80.0 22.411.096541.5816.74
14/09/20253.40.0 24.79.798421.4620.08
15/09/20253.80.0 26.48.297351.7621.05
16/09/20254.00.0 26.98.497311.9421.44
17/09/20253.90.0 31.210.198341.1221.52
18/09/20253.80.0 25.612.797442.0620.49
19/09/20253.90.0 28.812.197531.7021.21
20/09/20252.317.0 24.217.197521.459.43
Totals:62.721.8       

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