CFSv2 monthly mean SSTs (clim19822010)
 TrgMonth     SST34
   202102    -0.57
   202103    -0.35
   202104    -0.39
   202105    -0.57
   202106    -0.74
   202107    -0.94
   202108    -1.17
   202109    -1.23
   202110    -1.40