CFSv2 monthly mean SSTs (clim19822010)
 TrgMonth     SST34
   201803    -0.78
   201804    -0.65
   201805    -0.66
   201806    -0.61
   201807    -0.77
   201808    -0.95
   201809    -0.97
   201810    -0.73
   201811    -0.67