CFSv2 monthly mean SSTs (clim19822010)
 TrgMonth     SST34
   202101    -1.10
   202102    -0.93
   202103    -0.65
   202104    -0.44
   202105    -0.41
   202106    -0.26
   202107    -0.30
   202108    -0.48
   202109    -0.59