Evapotranspiration Calculations

Richmond Airport - October 2025 daily calculations

Date Evapotrans-
piration (mm) 0000- 2400		 Rain (mm) 0900- 0900 Pan Evaporation (mm) 0900- 0900 Max Temp Min Temp Max Rel Hum (%) Min Rel Hum (%) Average 10m Wind Speed (m/sec) Solar Radiation (MJ/sq m)
01/10/20259.10.0 38.020.738124.1825.40
02/10/20259.70.0 37.917.439114.7425.53
03/10/202510.00.0 35.314.52875.3225.49
04/10/202510.60.0 37.213.33185.5325.61
05/10/202510.20.0 36.916.247115.5425.85
06/10/20258.20.0 34.519.159224.4725.99
07/10/20257.80.0 36.916.268143.2825.81
08/10/20258.10.0 39.417.762193.2626.07
09/10/20259.10.0 40.823.755244.0925.84
10/10/20259.40.0 41.223.865234.5725.19
11/10/20259.30.0 40.826.560184.0726.31
12/10/20258.80.0 38.722.555224.3924.00
13/10/20259.00.0 39.026.052234.6622.76
14/10/20258.50.0 38.623.992265.1523.93
Totals:127.80.0       

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