Entrées E RMSE (mm/j) MARE (%)
  T+Rh 0.94 0.93 0.58 5.62
  T+Wv 0.96 0.95 0.49 6.81
  T+I 0.95 0.94 0.55 6.58
  Wv+I 0.41 0.42 1.44 19.47
  T +Wv+I 0.97 0.96 0.43 4.81
Rh+ Wv+I 0.97 0.94 0.53 6.72
  T+Rh+Wv 0.99 0.98 0.26 3.02
  T+Rh+Wv+I 0.99 0.98 0.25 2.71
Where T is the air temperature, Rh is the relative humidity, I is the sunshine duration, Wv the wind speed, Rē is the determination coefficient, E is the Nash- Sutcliffe efficiency, RMSE is the root mean squared error (mm/day) and MARE is the mean absolute relative error (%).
Table 3: Performance criteria according 7 to number of inputs.