Evapotranspiration Calculations

St Helens Aerodrome - April 2026 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)
01/04/20263.20.0 26.011.196433.1311.56
02/04/20263.50.0 23.111.392363.6115.47
03/04/20263.20.0 18.712.374263.1214.34
04/04/20262.40.0 17.16.587402.3515.33
05/04/20261.90.2 17.89.595582.2810.91
06/04/20261.53.0 17.911.896661.348.76
07/04/20262.55.4 24.313.496431.7812.44
08/04/20262.22.8 17.310.489432.5211.68
09/04/20261.80.2 20.310.293733.917.97
10/04/20262.30.0 14.611.789545.2110.09
11/04/20262.74.4 15.67.873525.1413.08
12/04/20262.60.6 16.86.678363.2812.63
13/04/20262.80.0 22.28.680302.4712.37
14/04/20262.70.0 20.94.994463.5613.47
15/04/20262.50.0 18.67.585362.6713.28
16/04/20262.40.0 18.96.389494.377.67
17/04/20263.30.0 19.09.359313.8812.75
18/04/20262.40.0 16.05.777413.5811.18
19/04/20262.20.0 17.34.390443.1011.90
20/04/20262.00.0 19.25.797532.8710.79
21/04/20261.80.0 18.49.395552.888.94
22/04/20261.80.2 18.512.589643.349.10
23/04/20262.60.0 23.810.794402.9511.90
24/04/20262.60.0 23.711.691392.9011.59
25/04/20262.90.0 23.411.881423.5311.38
26/04/20262.80.0 24.411.086383.139.96
Totals:64.616.8       

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