Evapotranspiration Calculations

Tasman Island - December 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)
01/12/20253.64.6 13.66.692633.1728.04
02/12/20252.32.4 13.67.392673.1213.81
03/12/20254.90.2 20.49.872495.5923.92
04/12/20255.80.0 24.612.477404.7925.72
05/12/20254.10.0 16.19.995505.0627.10
06/12/20252.80.0 15.59.294544.8013.07
07/12/20253.911.2 14.75.490474.0327.39
08/12/20254.01.2 20.58.793517.4316.24
09/12/20254.42.4 14.210.266443.7526.98
10/12/20254.50.0 16.99.077454.7626.00
11/12/20254.20.0 15.49.587634.2631.63
12/12/20254.30.0 17.610.0925711.5527.79
13/12/20254.00.0 16.612.795604.5826.40
14/12/2025 0.2  10.794435.9324.61
15/12/2025 4.0 13.1 100636.7019.63
16/12/2025 1.8  6.3100663.6330.09
17/12/2025 0.2   100354.1229.48
18/12/2025 0.0   98503.3012.07
Totals:52.828.2       

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