N° of 
              Neurons
            | 
                          Weight matrix of hidden    layer | 
                       output | 
       
      
        | T | 
        Rh | 
        Ws | 
        I | 
                   biais | 
        weights | 
        bias | 
       
      
        |  
            1 | 
        -1.23 | 
        -2.46 | 
        -0.02 | 
        1.62  | 
        -5.93 | 
        -0,89 | 
          | 
       
      
        |  
            2 | 
        -1.42 | 
        7.01 | 
        -4.17 | 
        1.88 | 
        3.15 | 
        0.18 | 
          | 
       
      
        |  
            3 | 
        6.91 | 
        10.58 | 
        -13.25 | 
        -7.26 | 
        -1.50 | 
        0.56 | 
        -7.9 | 
       
      
        |  
            4 | 
        1.77 | 
        1.41 | 
        1.36 | 
        -4.37 | 
        -1.61 | 
        6.06 | 
          | 
       
      
        |  
            5 | 
        -1.34 | 
        -0.90 | 
        -0.21 | 
        -1.98 | 
        6.88 | 
        16.50 | 
          | 
       
      
        |  
            6 | 
        5.67 | 
        3.73 | 
        1.84 | 
        -7.42 | 
        -2.15 | 
        -4.65 | 
          | 
       
      
        | 7 | 
        6.95 | 
        -0.37 | 
        7.80 | 
        -4.09 | 
        -17.27 | 
        0.61 | 
          | 
       
      
        | 8 | 
        -0.48 | 
        -1.07 | 
        2.16 | 
        -1.69 | 
        12.60 | 
        -9.56 | 
          | 
       
     
   
      Where T is the average of temperature, Rh is relative humidity Ws is the average
    of wind speed and I is the unshine duration |