CFSv2 Seasonal SSTs (clim19822010)
first  rec: avg(lastbs-1, lastobs, CFSv2 month 1)
second rec: avg(lastbs, cfs month 1, CFSv2 month 2)
last   rec: CFSv2 month 9
other  rec: CFSv2 3-mo average
 TrgSeason    SST34
   201207      .56
   201208      .78
   201209      .99
   201210     1.05
   201211      .94
   201212      .71
   201301      .43
   201302      .25
   201303      .19
   201304      .19