CFSv2 monthly mean SSTs (clim19822010)
 TrgMonth     SST34
   202008    -0.65
   202009    -0.89
   202010    -1.11
   202011    -1.20
   202012    -1.18
   202101    -0.98
   202102    -0.67
   202103    -0.29
   202104    -0.05