Evapotranspiration Calculations

Colac (Mount Gellibrand) - 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)
01/12/20252.95.4 14.96.399679.4122.33
02/12/20252.93.2 17.06.1100664.6118.42
03/12/20257.30.2 28.07.899326.3331.55
04/12/202511.10.0 33.513.9981811.7827.03
05/12/20255.10.0 25.99.0100351.3529.02
06/12/20252.70.0 16.69.898647.9913.60
07/12/20254.71.0 18.54.898404.8529.65
08/12/20255.80.0 23.88.590378.2721.90
09/12/20255.10.0 20.710.293465.2029.65
10/12/20254.30.0 20.88.794454.8621.17
11/12/20255.00.0 19.88.095496.7631.48
12/12/20258.30.0 32.310.1100235.4829.26
13/12/20255.90.0 28.114.896464.7326.60
14/12/20254.30.0 17.59.6984211.5919.50
15/12/20254.20.0 17.67.482486.5321.15
16/12/20254.90.0 21.88.598474.5328.32
17/12/20257.90.0 31.88.8100234.5130.83
18/12/202510.70.0 34.913.163146.4930.29
Totals:103.19.8       

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