CFSv2 monthly mean SSTs (clim19822010)
 TrgMonth     SST34
   202012    -1.27
   202101    -1.46
   202102    -1.28
   202103    -0.96
   202104    -0.70
   202105    -0.73
   202106    -0.55
   202107    -0.36
   202108    -0.57