Evapotranspiration Calculations

Richmond Airport - 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)
01/12/202510.70.0 39.124.073125.6027.79
02/12/202511.30.0 37.816.53795.4930.25
03/12/202510.20.0 40.419.632113.9330.28
04/12/20259.70.0 39.623.357183.9630.06
05/12/202510.40.0 40.024.160164.5730.39
06/12/202510.10.0 40.323.16294.0130.34
07/12/202510.00.0 41.521.350113.6830.18
08/12/20257.40.0 38.627.053213.4517.03
09/12/202510.40.0 42.226.349174.1829.07
10/12/20259.90.0 41.224.948213.9928.56
11/12/202510.40.0 40.425.048194.4330.39
12/12/202510.10.0 40.725.741184.1029.03
13/12/20259.90.0 41.524.849173.6729.86
14/12/202510.40.0 41.528.451214.9725.25
15/12/20257.80.0 37.324.992315.3521.17
16/12/20257.83.6 37.320.196304.0826.01
17/12/20258.30.0 37.424.896335.0326.69
18/12/20257.813.6 36.923.695354.1626.82
Totals:172.617.2       

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