Evapotranspiration Calculations

Pyrenees (Ben Nevis) - 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)
01/04/20262.70.0 18.315.296344.157.66
02/04/20263.51.2 20.010.595353.9117.07
03/04/20262.30.6 13.46.899585.8916.41
04/04/20262.90.0 14.75.889486.2117.05
05/04/20263.20.0 20.06.687434.1815.19
06/04/20262.16.4 19.710.199664.719.55
07/04/20261.10.0 13.310.599886.338.21
08/04/20262.42.0 15.24.795514.2013.70
09/04/20261.04.2 15.87.999885.925.92
10/04/20261.44.0 10.65.799725.378.88
11/04/20261.42.2 10.72.599696.377.45
12/04/20261.01.4 8.43.899839.498.22
13/04/20260.92.2 12.95.3100886.136.47
14/04/20261.10.0 13.37.999843.427.74
15/04/20261.81.0 15.97.899653.1312.45
16/04/20262.90.0 19.18.694485.3812.30
17/04/20261.80.6 11.15.299577.029.54
18/04/20262.00.0 14.83.893522.7314.64
19/04/20262.50.0 16.35.669352.8212.77
20/04/20262.50.0 19.910.179492.6514.29
21/04/20263.70.0 22.213.765444.8213.66
22/04/20263.80.0 20.714.156364.5111.42
23/04/20263.50.0 21.613.060403.8713.85
24/04/20264.00.0 19.011.664336.1712.62
25/04/20265.00.0 22.012.851306.6213.29
26/04/20263.40.0 22.414.597335.0310.98
Totals:63.925.8       

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