Jan -0.2   -7.4   -3.8  -999 5 M1 O1a 100
Feb  3.3   -5.5   -1.1  -999 5 M1 O1a 100
Mar  9.6   -2.4    3.6  -999 6 M1 O1a 100 
Apr  15.4   0.8    8.2  -999 7 M1 O1a 80 
May  20     5      12.6 -999 7 M2 O1a 60 
Jun  23.9   8.6    16.3 -999 7 M2 O1a 40 
Jul  27.6   10.5   19.1 -999 6 M2 O1a 80 
Aug  27.3   10.2   18.7 -999 5 M2 O1a 60 
Sep  21.5   5.7    13.6 -999 5 M2 O1a 60
Oct  13.4   0.9    7.2  -999 4 M1 O1a 60 
Nov  5.4   -2.7    1.4  -999 4 M1 O1a 100
Dec  0.6   -6.4   -2.9  -999 5 M1 O1a 100