Evapotranspiration Calculations

Tasman Island - 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)
01/09/20251.80.0 11.57.777614.109.52
02/09/20252.50.0 13.76.085496.3412.87
03/09/20252.02.2 10.07.4905910.118.77
04/09/2025 4.0  4.392646.589.19
05/09/2025 13.8 9.2 95575.2010.01
06/09/20251.90.4 10.84.780543.0614.53
07/09/2025 2.0  7.21007212.324.11
08/09/2025 2.8   92517.8612.09
09/09/2025 5.0 8.7 100618.0010.47
10/09/20251.65.0 10.84.496654.7312.38
11/09/20251.63.2 12.16.196652.6412.33
12/09/20252.00.0 13.98.587654.1811.94
13/09/20251.90.0 12.89.482624.547.69
14/09/20253.80.0 16.510.272388.0910.25
15/09/20254.30.0 17.812.3704210.0110.62
16/09/20254.50.0 15.212.2714011.9116.61
17/09/2025 0.0  7.575565.5513.09
18/09/2025 0.0   100537.0914.71
19/09/2025 0.0 14.2 87597.9012.26
20/09/20252.24.6 10.65.090588.8913.57
Totals:30.143.0       

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